Call php from javascript and return an array from php to Javascript function

Question

I want to write a function in javascript which will call the Getfilename.php and Get the $filesArray that is return in javascript.

GetFilenme.php is another file and

Answer 1

This is assuming you download and include the jQuery javascript library:

$(function() {
    $.get('getfilename.php', { dir : 'path/to/dir' }, function(data) {
        // you should now have a json encoded PHP array
        $.each(data, function(key, val) {
            alert('index ' + key + ' points to file ' + val);
        });
    }, 'json');
});

This should be your PHP (although very insecure):