An <iframe> with a specified height and width of 200 pixels:
The width attribute is supported in all major browsers.
The width attribute specifies the width of an <iframe>, in pixels.
In HTML 4.01, the width could be defined in pixels or in % of the containing element. In HTML5, the value must be in pixels.
|pixels||The width in pixels (like "100px" or just "100")|
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