Example4 : using getElementById in a form
The code
function processFormData(name_attr)
{
var mail_format_elements = document.getElementsByName(name_attr);
var message = "The form has the following elements with " +
" the 'name' attribute = '" + name_attr + "': \n\n";
for (i=0; i<mail_format_elements.length; i++) {
message += mail_format_elements[i].tagName +
' element with "id" attribute = "' +
mail_format_elements[i].getAttribute("id") + '"\n';
}
alert(message);
}
Download the code here: getelementbyid-form-sample.zip
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