Example
Change the width of an image to 300px:
document.getElementById("myImg").width = "300";
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Definition and Usage
The width property sets or returns the value of the width attribute of an image.
The width attribute specifies the width of an image.
This property can also return the width of an image that has been styled with CSS (See More Examples).
Tip: Use the height property to set or return the value of the height attribute of an image.
Browser Support
| Property | |||||
|---|---|---|---|---|---|
| width | Yes | Yes | Yes | Yes | Yes |
Syntax
Return the width property:
imageObject.width
Set the width property:
imageObject.width=pixels
Property Values
| Value | Description |
|---|---|
| pixels | The width in pixels (e.g. height="100") |
Technical Details
| Return Value: | A Number, representing the width of the image, in pixels |
|---|
More Examples
Example
Return the width of an image:
var x = document.getElementById("myImg").width;
The result of x will be:
107
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Example
Change the height and width of an image to 300px:
document.getElementById("myImg").height="300";
document.getElementById("myImg").width="300";
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Example
Return the width of an image that has been styled with CSS:
var x = document.getElementById("myImg").width;
Try it Yourself »
Related Pages
HTML reference: HTML <img> width attribute
< Image Object