JS jQuery - check if value is in array

Question

I am more of a PHP person, not JS - and I think my problem is more a syntax problem ..

I have a small jQuery to \"validate\" and check input value .

It works ok

Answer 1

Alternate solution of the values check

//Duplicate Title Entry 
    $.each(ar , function (i, val) {
        if ( jQuery("input:first").val()== val) alert('VALUE FOUND'+Valuecheck);
  });