Function getVal

tests/jquery.js:3309–3328

( elem )

	var changeFilters,

	getVal = function( elem ) {
		var type = jQuery.nodeName( elem, "input" ) ? elem.type : "",
			val = elem.value;

		if ( type === "radio" || type === "checkbox" ) {
			val = elem.checked;

		} else if ( type === "select-multiple" ) {
			val = elem.selectedIndex > -1 ?
				jQuery.map( elem.options, function( elem ) {
					return elem.selected;
				}).join("-") :
				"";

		} else if ( jQuery.nodeName( elem, "select" ) ) {
			val = elem.selectedIndex;
		}

		return val;
	},

	testChange = function testChange( e ) {
		var elem = e.target, data, val;