Chart js long labels. js omits it when computing the margins.
Chart js long labels js In this video we will explore how to wrap long labels in the x-axis scales in Chart. Feb 7, 2023 · How to truncate labels in Chartjs In this video we will explore how to add truncated labels in Chart js while keeping the full label intact in the tooltip. Jul 16, 2015 · var ppHorizontalBar = new Chart(document. js Labeling Axes is used to describe the information in a chart. scales[scaleId]. To do this, you need to label the axis. The current behaviour isn’t great. This affects the size of the chart as well and quite often it does not show the chart nicely. legend. This function toggles the hidden state of individual datasets and changes label text style between normal and strike-through. For radial charts: 'r'. when I give an empty array to display no labels, so the chart size stays the same, and the labels are the issue here. Current behavior First long label contains all canvas Jun 29, 2023 · You may set a large number, like maxWidth: 1000, but since it is scriptable, you may use a function to make sure you leave some width to the chart itself. How to truncate the Labels? Or what is the best way to handle this for the design to look in order. " Please take a look at the runnable code snippet below and see how it works. getElementById("canvasVoteNames"); var ctx = barCanvas. js chart is that Plotly. js Long Labels, Find your favorite catalogs from the brands you love at fresh-catalog. js, ensuring better readability and a visually appealing chart. How to do this? Oct 13, 2025 · const DATA_COUNT = 7; const NUMBER_CFG = {count: DATA_COUNT, min: 0, max: 100}; const labels = Utils. CDN Link: Expected Behavior The expected behaviour is to display properly the X axis labels Current Behavior The second label is missing Possible Solution When the labels are shortened they work correctly, b Oct 13, 2025 · A built-in label auto-skip feature detects would-be overlapping ticks and labels and removes every nth label to keep things displayed normally. This legend is customizable as per the users' requirements to enhance the look and feel of the chart in conjunction with the chart layout. How to Wrap Long Labels in the X-Axis Scales in Chart. js version: 2. Apr 11, 2024 · I would like to break lines at X axis labels, similar to image below. plugins. These labels tell your viewers what the data on each axis represents. Oct 13, 2025 · Chart. js omits it when computing the margins. Nov 24, 2016 · Current Behavior Legend text is overflowing in the same line when the text is too long Possible Solution As suggested above Context While assigning a long text for legend Environment Chart. legend, the global options for the chart legend is defined in Chart. js was created and announced in 2013 but has come a long way since then. Configuration options Namespace: options. In Chart js once the labels are getting to long it will impact the chart. It is sometimes used to show trend data, and the comparison of multiple data sets side by side. plugins. The values for the labels have to Oct 13, 2025 · Open source HTML5 Charts for your websiteTick Configuration This sample shows how to use different tick features to control how tick labels are shown on the X axis. Bar(data, opt); I want to Shorten the Label when it is long. So, is there a way to break lines or to assign a max-width to the labels? Oct 13, 2025 · Labeling Axes When creating a chart, you want to tell the viewer what data they are viewing. js, capping the length of your labels if you are working with a smaller canvas. I have tried many things but haven't got the proper results. 2 version. js charts. If the labels property of the main data property is used, it has to contain the same amount of elements as the dataset with the most values. js which has 5 labels. Scale titles are supported. New scale types can be extended without writing an entirely new chart type. Jul 26, 2024 · Chart. I have dynamic labels for the y-axis. 3. 7. js v2 to v3, and this causes issues when rendering real-time charts, causing the chart to resize as the tick labels approach the border. May 15, 2023 · Label Annotations Label annotations are used to add contents on the chart area. Oct 13, 2025 · ul. months ( {count: 7}); const data = { labels: labels, datasets May 2, 2013 · To keep bars uniform, Chart. Mar 8, 2016 · None yet Development Code with agent mode Fix tick label rotation and layout issues chartjs/Chart. The Scale Title Configuration allows customization of axis titles, which also includes the options for display, alignment, text, color, and padding. title, it defines options for the scale title. js. 4. This article will guide you through adding labels to both the X-axis (horizontal) and Y-axis (vertical) in your Chart. This is causing a problem where labels exceeding the width of the longest bar are cut off on the left side. forEach(item => { const li = document. Jun 7, 2017 · The problem I'm facing is I have 2 charts, made with Chart. getContext("2d")). js, them contains dynamics labels descriptions, if some label descriptions is too long, chart is turning smaller, but I need that both cha May 18, 2024 · Chart. Oct 13, 2025 · Legend The chart legend displays data about the datasets that are appearing on the chart. I assume this is a bug, but is there any way around this besid Oct 13, 2025 · Bar Chart A bar chart provides a way of showing data values represented as vertical bars. generateLabels(chart); items. getElementById("canvas_HorizontalBar1"). Feb 11, 2016 · (↑ That is not my question's answer at all!! :( ) Hi~ I'm using chartJS for drawing line graphs. com. js for my chart. The old code used to be this one and worked like a charm, right before rendering the chart I would set the updateScaleDefaults: Mar 27, 2018 · I don't think we will do anything about long labels. This is described in the Chart. I've provided two examples of how I hope to edit my chart. const config = { type: 'bar', options: { sca Feb 11, 2019 · I have this radar chart in chart. var areaChartData = { labels: ["2016-02-11_19:59:24", "2016-02-11 Jul 6, 2022 · As example, I have bar chart with some long labels on horizontal line. Dec 11, 2018 · I recently upgraded from Chart. May 18, 2024 · They tell viewers what each axis represents, making your charts easier to understand. options. The main problem is that the chart and other labels can be hidden by this reason. Currently, graphic keeps rotating those labels instead. Jul 23, 2025 · In this article, we will learn how to customize the legend of a chart using the Chart JS CDN library. js charts, the function onLegendClicked is invoked when a mouse click occurs on a legend label. I tried to find the attribute that would helped me to dynamically calculate cutting off or adding ellipsis for these labels, but I can't. It is showing the full text in a single line while I need to break/wrap the label text in multiple lines. Learn the best techniques to wrap long labels in the X-axis scales using Chart. I'm running 4. js (V2) to try to build a bar chart that has more information available to user without having to hover over or click anywhere. The longer ones are getting cut off on the left edge. js Sep 13, 2016 · As shown below, I have a horizontal bar chart with some very long y-axis labels. These labels are used to label the index axis (default x axis). Jul 24, 2024 · 0 i am using chart. defaults. JS? With chart js you can make line chart, bar chart, pie chart, doughnut chart, scatter chart, polar area chart, radar chart, gauge chart and area chart. These features include: Multi-line labels Filtering labels Changing the tick color Changing the tick alignment for the X axis May 8, 2016 · 27 I'm using chart. You could set the minRotation and maxRotation to 90 so the labels will be vertical. js charts are fantastic for visualizing data, but to make them truly informative, you need clear and concise labels for your axes. Oct 13, 2025 · Open source HTML5 Charts for your websiteconst config = { type: 'polarArea', data: data, options: { responsive: true, scales: { r: { pointLabels: { display: true Nov 4, 2021 · What type of charts can you make with Chart. Data structures The data property of a dataset can be passed in various formats. Read the guide on how to enable line breaks and word wrapping in axes labels so that it will fit into the available region. Jan 28, 2014 · My problem is that some labels are very long : the chart can't be display or it appears very small. It’s open-source, licensed under the very permissive MIT license, and maintained by an active community. Jun 18, 2022 · On this type: 'bar' chart I have some very long strings on the 'X' axis, so I need to trim them to a max of 12 characters, but the tooltips need to show the whole string. The chart legend displays data about the datasets that are appearing on the chart. By default, that data is parsed using the associated chart type and scales. The labels are quite long so I want to show them in two lines in HTML but when I use "\\n" it doesn't make a new line! These are my labels: Oct 13, 2025 · Position This sample show how to change the position of the chart legend. legend. Default scales The default scaleId 's for cartesian charts are 'x' and 'y'. js, but the long labels are cut off. js and react-chartjs-2. This can be useful for describing values that are of interest. Dec 30, 2021 · You can define the labels as an array of string arrays. What you could do is some pre-processing before passing off data to Chart. 2 ) in my application and some labels in resulting rows are rather long var barCanvas = document. remove(); } // Reuse the built-in legendItems generator const items = chart. Not sure it would help in that case. I have this polar chart and a dropdown at top left, as seen in the screenshots, they get resized due to long labels. js offers by default a crosshair cursor and a toolbar. May 16, 2016 · Here the length of the longest label is more than twice the graph’s width, so plotly. js documentation under Data Structures as follows: "In case you want multiline labels you can provide an array with each line as one entry in the array. Find the best Chart. Note that this only applies to cartesian axes. To make this behave the same as standard Chart. createElement('li');. For a maxWidth of 90% of the chart width, you may use Learn the best techniques to wrap long labels in the X-axis scales using Chart. firstChild. Two edited versions of what I hope to achieve As can be seen, I hope to place (somewhere), some extra information outside of the labels. Apr 29, 2019 · I am using plotly. For this we will be using a trick as I'm creating horizontal bar charts where the y-axis labels can be quite long, often full sentences. labels. 0 Browser name and version: All Aug 2, 2017 · Unfortunately provided answers work only with static data, so I wrote simple JS function specificallly for dynamic texts, it splits label into arrays with defined line length limit: May 23, 2021 · The example application chart that I created looks similar to the one depicted for Chart. Scale Title Configuration Namespace: options. js takes the maximum label size and uses that as the width of the bar. Other differences to the Chart. Sep 29, 2018 · I use Chart. js( Version: 2. dktqd i3uhx a9 cbeg0 gmtrc fcfqx psyzb m07 2zigm fzd