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width

Summary

The width of an inline text box, in CSS pixels.

Property of apis/canvas/TextMetricsapis/canvas/TextMetrics

Syntax

Note: This property is read-only.

var result = TextMetrics.width;

Return Value

Returns an object of type NumberNumber

Examples

<canvas id="myCanvas" width="300" height="150" style="border:1px solid blue;"></canvas>
<p>. . .</p>
<script>
var can = document.getElementById("myCanvas");
var ctxt = can.getContext("2d");
ctxt.font = "24px Arial";
var txt = "Hello world!"
ctxt.fillText(txt, 10, 75);
var mets = ctxt.measureText(txt);
alert("width: " + mets.width);
</script>

Related specifications

W3C HTML Canvas 2D Specification
W3C Candidate Recommendation

Attributions