Description

The .prop() method sets or returns property values of selected elements.

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Return Property Value

Get the value of a property for the first element in the set of matched elements.

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This method has the form:

.prop(propertyName )

Parameter	Description
propertyName	Specifies the name of the property to get

Return Value

This form returns a String object.

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Set Property/Value

Set one or more properties for the set of matched elements.

This method has the alternate form:

.prop(propertyName,value)

Parameter	Description
propertyName	Specifies the name of the property
value	Specifies the value to set for the property

Return Value

This form returns a jQuery object.

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Set Multiple Attribute/Value Pairs

Set one or more properties for the set of matched elements.

This method has the alternate form:

.prop(map)

Parameter	Description
map	Specifies a map of property-value pairs to set

Return Value

This form returns a jQuery object.

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Set Attribute/Value Using a Function

Using a function to set one or more properties for the set of matched elements.

This method has the alternate form:

.prop(propertyName,function(index,oldPropertyValue))

Parameter	Description
propertyName	Specifies the name of the property
function(index, oldPropertyValue)	Specifies a function that returns the property value to set. index - Receives the index position of the selector oldvalue - Receives the current property value of the selector

Return Value

This form returns a jQuery object.

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Examples

Set the width attribute of an image:

$("button").click(function(){
  $("img").prop("width","150");
});