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Form length Property

❮ Form Object

Example

Return the number of elements in a form:

var x = document.getElementById("myForm").length;
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Definition and Usage

The length property returns the number of elements in a form.


Browser Support

Property
length Yes Yes Yes Yes Yes

Syntax

formObject.length

Technical Details

Return Value: A Number, representing the number of elements in the form

More Examples

Example

Return the value of each element in a form:

var x = document.getElementById("myForm");
var txt = "";
var i;
for (i = 0; i < x.length; i++) {
  txt = txt + x.elements[i].value + "<br>";
}
document.getElementById("demo").innerHTML = txt;
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❮ Form Object