canvas default size

Question

Chrome seems to set canvas tags a default width of 300px.

This is a bit of a nuisance when I want a canvas to default to the size of it\'s containing div, which has

Answer 1

Finnnn, you are right.

From html5 specification, http://www.w3.org/TR/2012/WD-html5-author-20120329/the-canvas-element.html#the-canvas-element

The canvas element has two attributes to control the size of the coordinate space: width and height.

These attributes, when specified, must have values that are valid non-negative integers.

The width attribute defaults to 300, and the height attribute defaults to 150.