Passing HTML input value as a JavaScript Function Parameter

Question

I am new to JavaScript, and I\'m trying to figure out how to pass user-inputted values as a parameter to a JavaScript function. Here is my code:

Answer 1

do you use jquery? if then:

$('#xx').val();

or use original javascript(DOM)

document.getElementById('xx').value

or

xxxform.xx.value;

if you want to learn more, w3chool can help you a lot.