Trim all strings in an object

trimAll.js

/**
 * DWTFYW License
 * 
 * Author: Tony Brix, http://tonybrix.info
 *
 * This function trims all strings in an object or array
 * 
 * This is useful when sending ajax requests
 * 
 * var vals = {
 *   this: $("#this").val(),
 *   that: $("#that").val(),
 *   the: {
 *     other: $("#other").val(),
 *     thing: $("#thing").val()
 *   }
 * }
 * 
 * trimAll(vals);
 * 
 * $.post("someurl.php", vals, function(data){
 *   alert("do something");
 * }, "json");
 * 
 */

function trimAll(obj) {
	for (var prop in obj) {
		if (typeof obj[prop] === "string") {
			obj[prop] = obj[prop].trim();
		} else {
			trimAll(obj[prop]);
		}
	}
}