function getData () {
$(document).ready(function() {
   var myTextFieldValue = $('#myTextField').value;
   alert('The value is: '+myTextFieldValue);
 });
}

$('#myForm').submit(function() {
    // get all the inputs into an array.
    var $inputs = $('#myForm :input');
    // not sure if you wanted this, but I thought I'd add it.
    // get an associative array of just the values.
    var values = {};
    $inputs.each(function() {
        values[this.name] = $(this).val();
    });
});

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