length property
Gets or sets the number of pixel entries in a CanvasPixelArray object.
This property is read/write.
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Syntax
HRESULT put_length();
HRESULT get_length(
[out, retval] unsigned long *number
);
Property values
Type: unsigned long
The number of pixel entries in an array.
Standards information
- HTML Canvas 2D Context, Section 13
Remarks
A unit of length represents the height and width attributes of an CanvasImageData object times four (that is, height × width × 4)
For an example of using length, see Sampling image colors with Canvas.