The HTMLFormElement.length read-only property returns the number of controls in the <form> element.
Syntax
integer = form.length
Example
if (document.getElementById("form1").length > 1) {
// more than one form control here
}The HTMLFormElement.length read-only property returns the number of controls in the <form> element.
integer = form.length
if (document.getElementById("form1").length > 1) {
// more than one form control here
}