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alignContent alignItems alignSelf animation animationDelay animationDirection animationDuration animationFillMode animationIterationCount animationName animationTimingFunction animationPlayState background backgroundAttachment backgroundColor backgroundImage backgroundPosition backgroundRepeat backgroundClip backgroundOrigin backgroundSize backfaceVisibility border borderBottom borderBottomColor borderBottomLeftRadius borderBottomRightRadius borderBottomStyle borderBottomWidth borderCollapse borderColor borderImage borderImageOutset borderImageRepeat borderImageSlice borderImageSource borderImageWidth borderLeft borderLeftColor borderLeftStyle borderLeftWidth borderRadius borderRight borderRightColor borderRightStyle borderRightWidth borderSpacing borderStyle borderTop borderTopColor borderTopLeftRadius borderTopRightRadius borderTopStyle borderTopWidth borderWidth bottom boxShadow boxSizing captionSide clear clip color columnCount columnFill columnGap columnRule columnRuleColor columnRuleStyle columnRuleWidth columns columnSpan columnWidth counterIncrement counterReset cursor direction display emptyCells filter flex flexBasis flexDirection flexFlow flexGrow flexShrink flexWrap cssFloat font fontFamily fontSize fontStyle fontVariant fontWeight fontSizeAdjust height isolation justifyContent left letterSpacing lineHeight listStyle listStyleImage listStylePosition listStyleType margin marginBottom marginLeft marginRight marginTop maxHeight maxWidth minHeight minWidth objectFit objectPosition opacity order orphans outline outlineColor outlineOffset outlineStyle outlineWidth overflow overflowX overflowY padding paddingBottom paddingLeft paddingRight paddingTop pageBreakAfter pageBreakBefore pageBreakInside perspective perspectiveOrigin position quotes resize right tableLayout tabSize textAlign textAlignLast textDecoration textDecorationColor textDecorationLine textDecorationStyle textIndent textOverflow textShadow textTransform top transform transformOrigin transformStyle transition transitionProperty transitionDuration transitionTimingFunction transitionDelay unicodeBidi userSelect verticalAlign visibility width wordBreak wordSpacing wordWrap widows zIndex
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CSSStyleDeclaration JS Conversion


Image width Property

❮ Image Object

Example

Change the width of an image to 300px:

document.getElementById("myImg").width = "300";
Try it Yourself »

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. width="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;
Try it Yourself »

Example

Change the height and width of an image to 300px:

document.getElementById("myImg").height = "300";
document.getElementById("myImg").width = "300";
Try it Yourself »

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