Set the value of the <input> field:
The val() method returns or sets the value attribute of the selected elements.
When used to return value:
This method returns
the value of the value attribute of the FIRST matched element.
When used to set value:
This method sets the value of the value attribute for ALL matched elements.
Note: The val() method is mostly used with HTML form elements.
Return the value attribute:
Set the value attribute:
Set the value attribute using a function:
Parameter | Description |
---|---|
value | Required. Specifies the value of the value attribute |
function(index,currentvalue) | Optional. Specifies a function that returns the value to set.
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Return the value attribute
How to return the value of the value attribute of the FIRST matched element.
Set the value attribute using a function
Using a function to set the value of the value attribute.