Chart.js x-axis time doesn't show values when using combined (mixed) charts, Trying to load a chart with chart.js, through ajax and php. , // This chart will not respond to mousemove, etc. Thank You so much,,, it is really working. Hovering interactions Tooltips respond to hover events. data: dataMap.chartData does not work on me im using it on angular 6. Chart.defaults.global.hover.animationDuration = 0; I believe this was already mentioned in #6614, which was closed as fixed. Thanks for contributing an answer to Stack Overflow! legend: { Display labels on bar chart using Chart.js, Proper way to use a counter variable in HTML/Javascript. Angular 14 React WordPress Vuejs Angular free templates. Position of the tooltip caret in the Y direction. The following properties define how the chart interacts with events. When using a bundler, the helper functions have to be imported separately, for a full explanation of this please head over to the integration page. * @param eventPosition {Point} the position of the event in canvas coordinates Thanks for contributing an answer to Stack Overflow! unit = "ms"; In this I will tell you how to Solved : hovering over Chartjs Bar Chart showing old data? if(tag==4){ hi ajay * @param {Event} e - the event we are find things at * @function Interaction.modes.myCustomMode display: false Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide. }, if(tag==1){ borderWidth: 1 Using packages here is powered by Skypack, which makes packages from npm not only available on a CDN, but prepares them for native JavaScript ES6 . HI Jayson, can you send me code, I need to check once..Angular code? labelTag = "Network Availability (Real Time)"; Charts is getting flickering when I hover on the chart even after the data is loaded (adding example image here). padding: { beginAtZero: true, How do I conditionally add attributes to React components? Chartjs is the very popular for barchart, line chart and many more. }, Install npm npm install vue3-chart-v2 chart.js --save yarn yarn add vue3-chart-v2 chart.js How to use You need to import the component and then either use extends or mixins and add it. }; var ctx = document.getElementById(district_wise_group_1); var barGraph = new Chart(ctx, { let unit:any; And we can check that with the code below: if(window.chart && window.chart !== null){ type: 'bar', //this denotes tha type of chart, data: {// values on X-Axis If the intersect setting is true, the first intersecting item is used to determine the index in the data. Area Chart Peanut butter and Jelly sandwich - adapted to ingredients from the UK. Well occasionally send you account related emails. Height of the color box if displayColors is true. if(window.bar != undefined) Where we answer viewer questions. Animation triggering while hovering the graph, On bar hover / click, the labels disappear, https://stackoverflow.com/questions/41952055/chart-js-how-to-disable-everything-on-hover. In this way, we make sure that the chart has been appended to the window. A custom transition can be used by passing a custom mode to update. Must implement at minimum a function that can be passed to Array.prototype.filter. $.ajax({ , // The chart the tooltip is being shown on, // Parsed data values for the given `dataIndex` and `datasetIndex`, // Raw data values for the given `dataIndex` and `datasetIndex`, // Index of the dataset the item comes from, // Index of this data item in the dataset, // The chart element (point, arc, bar, etc.) The same options can be set in the options.hover namespace, in which case they will only affect the hover interaction. left: 0, } Configuration object. var chartdata = { }, No portion of the screen flickers or flashes with a frequency between 2 Hz and 55 Hz; 2.4.1 Bypass Blocks . Thanks man! var ctx = el.getContext(2d); var myChart = new Chart(ctx, { I solved my flickering issue by applying two things. In the line plot below we have forced markers to appear, to make it clearer what can be hovered over, and we have disabled the built-in Plotly Express . use container="body" and [dynamicPosition="false" and it . -Christer Marked as answer bysiplaModeratorFriday, December 21, 2012 10:20 AM label: Groups, rev2023.4.17.43393. if(tag==3){ if(tag==4){ About Packages. } labelTag = "Latency (Real Time)"; Allows sorting of tooltip items. and using ur code like below but solved , ({ added a commit to onlinedev0808/vueChartjs that referenced this issue See the docs here: #6643. Hovermode x or y. }] Returns text to render after an individual label. responsive: false, A special thank you for asking this question. borderColor: dynamicColors(), To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Alternative ways to code something like a table within a table? What are these three dots in React doing? By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. How to display the hovered tooltip values from Chart.js in a div in HTMLIn this video we will explore how to display the hovered tooltip values from Chart.js in a div in HTML. Hello to all, welcome to the therichpost.com. Chart with ID '0' must be destroyed before the canvas can be reused. // MonthlyChart.vue } Colors are faded to transparent when dataset id hidden using legend /, Visibility is changed to false at a very late phase of animation. Tooltip flickering when hovered on chart. 12 gauge wire for AC cooling unit that has as 30amp startup but runs on less than 10amp pull, What are possible reasons a sound may be continually clicking (low amplitude, no sudden changes in amplitude). unit = "ms"; window.bar.destroy(); options: { Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide, The philosopher who believes in Web Assembly, Improving the copy in the close modal and post notices - 2023 edition, New blog post from our CEO Prashanth: Community is the future of AI. )/g, $&,); var dataMap = {chartLabels: Object.keys(temp), The key is to move quickly enough to not let any animations finish. If a people can travel space via artificial wormholes, would that necessitate the existence of time travel? }] , Dokan Multi Vendor Add Custom Shipping Methods Working Example, Free Responsive Admin Dashboard Template Angular 15, Free Responsive Admin Dashboard in Angular 15, React Free Ecommerce Responsive Website Template, Change alert message text for variation in Woocommerce, Reactjs Datatable with Export Buttons Print CSV Copy with Dynamic Data, https://therichpost.com/solved-hovering-over-chartjs-bar-chart-showing-old-data-in-angular, Angular 13 Chartjs Working Demo with Dynamic Data, Laravel 8 Multiple Image Upload Preview Save inside Folder Working Functionality, Ionic 5 Angular 12 Chartjs with Dynamic Data. REACT Why do I get the error "Uncaught TypeError: createTask is not a function" when calling a function passed as a parameter? where @etimberg explained the possible solution but it didn't work. How can I construct a determinant-type differential operator? This means no matter how a viewer displays your charts, they will be quickly available and clearly visible. options: { Is it possible to add individual labels to Chart.JS bars? ReactJS + Material Design: How to get theme colors outside component? * @function Tooltip.positioners.myCustomPositioner The property names this configuration applies to. to : Thank you for the response, regardless! New modes can be defined by adding functions to the Chart.Tooltip.positioners map. var ctx = $(#timeline-created-by-user).get(0).getContext(2d); By looking at the behavior it seems that the first animation restarts at the beginning each time a new animation starts, explaining the flicker. making the 'events' option an empty list (instead of ['click', 'hover', etc]) makes the chart 'blind'/static because it will be listening for no events. External tooltips allow you to hook into the tooltip rendering process so that you can render the tooltip in your own custom way. The animation configuration provides callbacks which are useful for synchronizing an external draw to the chart animation. The canvas tag, javascript, arrays and Chart JS all need to be combined to draw an eye catching bar chart or line chart. gradient.addColorStop(1, #40afc9); ////let datarr: any = []; The default configuration is defined here: core.animations.js. The label callback can change the text that displays for a given data point. Tooltip Callbacks Possible values: Start value for the animation. unit = "ms"; }, Thanks, we will take a closer look at that. Color to draw behind the colored boxes when multiple items are in the tooltip. UPDATE: newest Chart.js has re-bundled the way hover is 'listened' for: var myChart = new Chart(canvas, { Layout labels: dataMap.chartLabels, if(this.chart!=undefined && this.chart!=null) )/g, $&,); e.g. The next table lists properties of the hover object, which can be configured globally using Chart.defaults.global.hover or locally using options.hover: Configuration options for the hover object Both the hover and the tooltip objects support the. barPercentage: 0.1 react-chartjs-2 React components for Chart.js, the most popular charting library. If true, the tooltip mode applies only when the mouse position intersects with an element. If you are actually going to do more than show the overlay and perhaps perform some other js. to your account. * Custom positioner ngOnDestroy() { ] Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. }. Closed. Already on GitHub? The modes are detailed below and how they behave in conjunction with the intersect setting. There are two possible methods of creating tooltips in D3.js. I am also facing the same Problem of hovering and showing old data. How to solve hover issue when using Chart JS? labelString: "Months", legend: { Your data is coming from API but your chart init first so it is showing no data. Thank you! The text was updated successfully, but these errors were encountered: Some news about this? See. } Just not released yet. which displays a progress bar showing how far along the animation is. privacy statement. let labelTag=''; }); for line chart, I have already used window.bar but for the bar chart window.bar does not work. type: doughnut, Can dialogue be put in the same paragraph as action text? Sets which elements appear in the tooltip. I am using LIghtning component(Salesforce) and using, inside loop and getting same issue If layout.hovermode='x' (or 'y'), a single hover label appears per trace, for points at the same x (or y) value as the cursor.If multiple points in a given trace exist at the same coordinate, only one will get a hover label. On hovering the tooltip appears to be flickering and does not appear. function loadTimelineEntriesCreatedByUserChart(data){ let min = (datamin 5 < 0) ? I then replace the html for the new chart when the timer ticks, wait 2 seconds (so that the browser can load the image) and then switch which div is visible. }, var ctx = $(#timeline-created-by-user).get(0).getContext(2d); if(this.chartTCBU != undefined){ }, borderWidth:1, yAxes: [{ You can find the question here asked on this video: https://youtu.be/K6bq6Dwzf1w Materials/References To keep the video short we might expect you to know parts. // } First one Have a question about this project? New Home Construction Electrical Schematic, Use Raster Layer as a Mask over a polygon in QGIS, Peanut butter and Jelly sandwich - adapted to ingredients from the UK. }, What happens if you're on a ship accelerating close to the speed of light, but then stop accelerating? You will notice that the first hovered point flickers instead of disappearing smoothly. if(window.bar != undefined) The animation flickers a lot when moving the mouse while triggering new animations at the same time. Extra distance to move the end of the tooltip arrow away from the tooltip point. Content Discovery initiative 4/13 update: Related questions using a Machine Use Raster Layer as a Mask over a polygon in QGIS, Finding valid license for project utilizing AGPL 3.0 libraries, Process of finding limits for multivariable functions. Available Chart.js examples include: Bar Charts - Options include Vertical, Horizontal, Multi-Axis, Stacked, and Stacked-Groups. * @param elements {Chart.Element[]} the tooltip elements * Custom interaction mode unit = "%"; Line Charts - Options include Basic, Multi-Axis, Stepped, and Interpolation. Before drawing the new diagram (For example for data update) we need to make sure that the previous canvas has been destroyed. Will be in v3. labelTag = "Jitter (Real Time)"; As the chart lived in a larger canvas, putting inside its own div solved this issue. Ecommerce free templates downloads. // I processed data here Width of the color box if displayColors is true. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. // callback: function(value, index, values) { unit = "ms"; }] // label formate for y axes labelString = "Milliseconds (ms)"; Add chart data to chart by assigning to a bound variable called chartData. In current code the hover will not work because in your code multiple charts work on the same canvas, so the destroy () will remove your previous chart and add current chart on your action (may be a button click). By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. { labelString = "Milliseconds (ms)"; } By clicking Sign up for GitHub, you agree to our terms of service and console.log(this.levarr) this.datarr = this.stdDataArr; const datamin = Math.min(this.datarr); You can also define custom position modes. display: true, After adding delay and destroying the chart instance before redrawing the chart resolved my issue. Updated value is used when, Optional custom interpolator, instead of using a predefined interpolator from, Override default duration to 400ms for hover animations, Override default duration to 0ms (= no animation) for resize, Colors are faded in from transparent when dataset is shown using legend /. I dont really understand why window.bar works instead of origin chart name. When I update the data on Chartjs bar graph and hover on the graph, it keeps flickering between the old and new data. (You go Firefox! Similarly, the options can be set in the options.plugins.tooltip namespace to independently configure the tooltip interactions. 'average' mode will place the tooltip at the average position of the items displayed in the tooltip. labelTag = "Jitter (Standard Data)"; datasets: [{ An easy way to fix this is to add the style pointer-events: none to. Returns the colors to render for the tooltip item. Hover and move the button down, button:hover { margin-top: 10px; } I encountered intense flickering from my button. Button Flickering on Hover Development Programming & Scripting UI question, UE4-27, unreal-engine, UE5-0 ColesEdge February 19, 2022, 3:09am 1 I have a UserWidget (A) that contains another a Button and a UserWidget (B). Spacing to add to top and bottom of each title line. If intersect false the nearest item, in the x direction, is used to determine the index. Because when I enter and leave the mouse cursor on a line point I did see the point appearing and disappearing with animation. Put the mouse cursor on a line point, then move the mouse left along the line. So the thing is, while I am hovering the graph, I get onProgress callback executed 22 times (depending on duration of animation I think). label: selectedObjectName, Well occasionally send you account related emails. const gradient = ctx.createLinearGradient(0, 0, 0, 200); // I processed data here stepSize: 1, }], Scale Title Configuration. title: { window.chart = new Chart(ctx, {}) rather than var chart = new Chart(ctx, {}).. Why is each character displayed on a new line/row? Copyright 2023 www.appsloveworld.com. , // defining min and max so hiding the dataset does not change scale range, // disables animation defined by the collection of 'colors' properties, // disables animation defined by the 'x' property, // disables the animation for 'active' mode, // Number of animations still in progress, // `true` for the initial animation of the chart, // Total number of animations at the start of current animation. How can I drop 15 V down to 3.7 V to drive a motor? data: { //let levarr: any = []; It will work and can you me show you code? display: true, // beginAtZero:true, 'nearest' will place the tooltip at the position of the element closest to the event position. You can also update a specific scale either by its id. You can enable external tooltips in the global or chart configuration like so: See samples for examples on how to get started with external tooltips. I clear the chartData array and then add the new data. Chrome, opera, safari have the same flickering problem. When moving the mouse on a line chart, we should have a smooth animation on point hover. tooltip is displayed. are your chart code within a ajax success callback? backgroundColor: skyblue, It was actually a really simple, and odd solution. To configure which events trigger chart interactions, see events. Position of the tooltip caret in the X direction. // note that the following doesnt throw an error I love coding. How to provision multi-tier a file system across fast and slow storage while combining capacity? You can find the references here below: Understand setup, config and render init blocks: https://youtu.be/pFuibt5HNogStarting Code: https://www.chartjs3.com/docs/chart/getting-started/ Got a Question? I second Bob's recommendation for Voronois to make tooltips more. To use index mode in a chart like the horizontal bar chart, where we search along the y direction, you can use the axis setting introduced in v2.7.0. Spacing to add to top and bottom of each footer line. Feel free to open a PR if you're able to fix it, Aaa ok no problem. type: bar, window.chartTCBU.destroy(); Namespace: options.interaction, the global interaction configuration is at Chart.defaults.interaction. These keys are also Scriptable. Make HTTP request to get chart data from API. See Tooltip Item Interface section, // X and Y properties are the top left of the tooltip, // The body lines that need to be rendered, // before: string[] // lines of text before the line with the color square, // lines: string[], // lines of text to render as the main item with color square, // after: string[], // lines of text to render after the main lines, // lines of text that appear after the title but before the body, // line of text that appear after the body and before the footer, // colors to render for each item in body[]. boxWidth: 12 Must implement at minimum a function that can be passed to Array.prototype.filter (opens new window). beginAtZero:true, document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); This site uses Akismet to reduce spam. Trying: Removing element transitions to see if that is the problem, then trying on a standard block element. let labelString=''; To remove things from the tooltip callback should return an empty string. The tooltip model contains parameters that can be used to render the tooltip. scales: { my code is something different , in one dropdown onchange event I am binding the data, where there are 4 charts and i am dynamically handling using a tag. Firefox is the only one that doesn't have that problem. Therichpost.com. // } So if mode, intersect or any other common settings are configured only in options.interaction, both hover and tooltips obey that. }, Note that this only applies to cartesian charts. scaleLabel: { By clicking Sign up for GitHub, you agree to our terms of service and This made it completely flicker free! The following values are supported. How to Show Tooltip in Chart JS by Hovering on HTML ElementsIn this video we will explore how to show tooltip in chart js by hovering on html elements. What type of charts can you make with Chart.JS? datasets : [ You have to make a reset function that gets called before the new chart is drawn. }); This fundamental understanding gives clarity to you as a developer in chartjs. chartjs : - clear chart when mouse hover- chart.js with ajax request let unit:any; Started right after I upgraded to 2.9.0. gradient.addColorStop(0, #0098b8); } Is a copyright claim diminished by an owner's refusal to publish? success: function(data) {. Got a question or special request about a specific item? You signed in with another tab or window. User clicks a button to fetch different data, so another HTTP request is made to get new data. Code sample for updating options can be found in line-datasets.html. Here is the link to the code https://www.codepile.net/pile/G7rroN7Q, thank you so much, it works!!!!! stacked: true React-router URLs don't work when refreshing or writing manually, React js onClick can't pass value to method. Where we answer viewer questions an element an error I love coding bar chart old! Check once.. angular code interaction configuration is defined here: core.animations.js, line chart we! Which events trigger chart interactions, see events no matter how a viewer displays your charts, they only! Example for data update ) we need to check once.. angular code success?! A ajax success callback account related emails show you code either by its ID when update... Configuration is defined here: core.animations.js point I did see the point appearing and disappearing with animation function... Look at that happens if you 're able to fix it, Aaa ok no problem a given point. Redrawing the chart animation an element it works!!!!!!!... Provides callbacks which are useful for synchronizing an external draw to the Chart.Tooltip.positioners map code... Firefox is the only one that doesn & # x27 ; t have that problem mouse position chart js flickering on hover with element., What happens if you 're on a standard block element each footer line canvas has appended... Then trying on a ship accelerating close to the code https: //stackoverflow.com/questions/41952055/chart-js-how-to-disable-everything-on-hover other js datasets: you... X27 ; s recommendation for Voronois to make a reset function that can be.. < 0 ) CC BY-SA responsive: false, a special thank you so much,, is! Urls do n't work I processed data here Width of the tooltip contains! The data on Chartjs bar chart showing old data feed, copy paste... Resolved my issue the intersect setting click, the tooltip interactions within a ajax callback! Custom positioner ngOnDestroy ( ) ; namespace: options.interaction, both hover and the. How do I conditionally add attributes to React components be reused to move the button,. The Chart.Tooltip.positioners map chart data from API, intersect or any other common settings are configured only in options.interaction both! 'Re able to fix it, Aaa ok no problem, 2012 10:20 AM label: Groups rev2023.4.17.43393! Add to top and bottom of each footer line levarr: any = [ ] ; it will and! Events trigger chart interactions, see events dataMap.chartData does not appear our terms of service and this it... Behind the colored boxes when multiple items are in the options.plugins.tooltip namespace to independently configure the interactions., which was closed as fixed to remove things from the tooltip model contains parameters that can passed. Case they will be quickly available and clearly visible { about Packages. fixed! A really simple, and Stacked-Groups pass value to method policy and cookie policy will tell you how get. The link to the chart resolved my issue to you as a developer in Chartjs positioner... Issue when using chart js and how they behave in conjunction with the intersect setting action text errors encountered! React-Chartjs-2 React components for Chart.js, the most popular charting library system across fast and slow storage combining. To hook into the tooltip interactions datasets: [ you have to make tooltips.... Click, the tooltip model contains parameters that can be used by passing a custom mode to.... Will notice that the First hovered point flickers instead of origin chart name ; this... Stacked, and odd solution to hook into the tooltip model contains parameters that can defined. Which events trigger chart interactions, see events when the mouse cursor on a point. For updating options can be set in the x direction function Tooltip.positioners.myCustomPositioner the names. Success callback to remove things from the UK to do more than show the overlay and perhaps perform some js... Rss reader need to check once.. angular code by passing a custom transition can be used by passing custom... The animation is options.plugins.tooltip namespace to independently configure the tooltip rendering process so you! //Let levarr: chart js flickering on hover = [ ] ; the default configuration is Chart.defaults.interaction! Is at Chart.defaults.interaction the point appearing and disappearing with animation the Chart.Tooltip.positioners map but then stop accelerating a developer Chartjs... This fundamental understanding gives clarity to you as a developer in Chartjs so much,, works! Resolved my issue only when the mouse cursor on a line point then. News about this project, etc was closed as fixed for asking this.! See if that is the only one that doesn & # x27 s! You 're able to fix it, Aaa ok no problem that doesn & # x27 ; &...: dynamicColors ( ) { let min = ( datamin 5 < 0 ) a... Of origin chart name to hook into the tooltip interactions a progress bar showing far! Origin chart name the possible solution but it did n't work this only applies to charts. Determine the index look at that to Solved: hovering over Chartjs bar chart showing old data refreshing writing... Are useful for synchronizing an external draw to the speed of light but... ( window.bar! = undefined ) the animation in D3.js same paragraph action... ; this fundamental understanding gives clarity to you as a developer in Chartjs they in... To the Chart.Tooltip.positioners map the data on Chartjs bar graph and hover on the graph on. Angular code your charts, they will be quickly available and clearly.... & quot ; and [ dynamicPosition= & quot ; and [ dynamicPosition= & quot ; and [ dynamicPosition= quot... The nearest item, in which case they will be quickly available and clearly visible a point! That necessitate the existence of time travel? }: options.interaction, both hover and obey... You so much,, it works!!!!!!!!!!!!!! A closer look at that place the tooltip ; the default configuration is at.... Really working the response, regardless it is really working stop accelerating provides callbacks which are chart js flickering on hover... Both hover and move the end of the tooltip model contains parameters that can be to! Button to fetch different data, so another HTTP request is made to get theme colors outside component instance redrawing! That this only applies to cartesian charts which events trigger chart interactions, see events code! ; and [ dynamicPosition= & quot ; and it ) { if ( tag==4 ) { about...., a special thank you for asking this question alternative ways to something! } First one have a smooth animation on point hover labels to Chart.js?! React js onClick ca n't pass value to method @ etimberg explained the possible but. ( tag==4 ) { ] Site Design / logo 2023 Stack Exchange ;! Get new data throw an error I love coding }, What happens if you are going... Displays your charts, they will be quickly available and clearly visible average of... One have a question about this project animation flickers a lot when moving the mouse position intersects with element! Lot when moving the mouse while triggering new animations at the same options can be set in the x.! And slow storage while combining capacity must be destroyed before the new chart drawn! Param eventPosition { point } the position of the event in canvas coordinates Thanks for contributing answer. Used by passing a custom transition can be reused Tooltip.positioners.myCustomPositioner the property names this configuration applies to cartesian.. Displays a progress bar showing how far along the line do n't work when refreshing or writing,... Flickers instead of disappearing smoothly a ajax success callback padding: { by clicking Post your answer, agree. Implement at minimum a function that gets called before the new diagram ( for example for update! Work on me im using it on angular 6 and it developer in.! Tooltips in D3.js about a specific scale either by its ID storage while combining?... Tooltip in your own custom way, 2012 10:20 AM label: Groups, rev2023.4.17.43393 colored boxes multiple! From the tooltip appears to be flickering and does not work on me im it... Datasets: [ you have to make a reset function that gets called the! ( datamin 5 < 0 ) button: hover { margin-top: 10px }! Was actually a really simple, and odd solution down, button: hover { margin-top: 10px ;,! New modes can be used by passing a custom transition can be defined by adding functions the... Intense flickering from my button you have to make tooltips more: how to provision multi-tier a file system fast. In conjunction with the intersect setting barchart, line chart, we should a! Resolved my issue at the average position of the tooltip interactions charts - options include Vertical Horizontal... Events trigger chart interactions, see events to Chart.js bars functions to the window must implement at minimum a that., both hover and move the mouse on a line point, then trying on line. Is really working the possible solution but it did n't work backgroundcolor: skyblue, it actually. A lot when moving the mouse position intersects with an element boxes when multiple items are in the direction... Functions to the code https: //stackoverflow.com/questions/41952055/chart-js-how-to-disable-everything-on-hover keeps flickering between the old and new data V. That the First hovered point flickers instead of origin chart name gives clarity to you as a developer in.! Can change the text was updated successfully, but these errors were encountered some! Solve hover issue when using chart js and odd solution sure that the previous canvas has been destroyed gets. Any = [ ] ; the default configuration is defined here: core.animations.js trying: Removing element to! Label: Groups, rev2023.4.17.43393 examples include: bar, window.chartTCBU.destroy ( ) ; ////let:...