CanvasRenderingContext2D.measureText()
The
CanvasRenderingContext2D.measureText()
method returns a TextMetrics
object that contains information about the
measured text (such as its width, for example).
Syntax
ctx.measureText(text);
Parameters
text
-
The text string to measure.
Return value
A TextMetrics
object.
Example
Given this <canvas>
element:
<canvas id="canvas"></canvas>
... you can get a TextMetrics
object using the following code:
const canvas = document.getElementById('canvas');
const ctx = canvas.getContext('2d');
let text = ctx.measureText('Hello world');
console.log(text.width); // 56;
Specifications
Specification |
---|
HTML Standard # dom-context-2d-measuretext-dev |
Browser compatibility
BCD tables only load in the browser
See also
- The interface defining this method:
CanvasRenderingContext2D
TextMetrics