Yii framework, pass jquery parameters into Yii::app()->createUrl('controller/action',array('param'=>'value')

$('#div_exams').on('click', 'a[id^="download"]', function(e) { e.preventDefault(); var fileName = e.target.id; $.ajax({ type: "POST", url: "createUrl("exams/downloadExam"); ?>", data: {fileName: fileName}, success: function(jsonResponse) { }, error: function() { } }); });