/**
 * PHP-like print_r() equivalent for JavaScript Object
 *
 * @author Faisalman <fyzlman@gmail.com>
 * @license http://www.opensource.org/licenses/mit-license.php
 * @link http://gist.github.com/879208
 */
var print_r = function (obj, t) {

    // define tab spacing
    var tab = t || '';

    // check if it's array
    var isArr = Object.prototype.toString.call(obj) === '[object Array]';
	
    // use {} for object, [] for array
    var str = isArr ? ('Array\n' + tab + '[\n') : ('Object\n' + tab + '{\n');

    // walk through it's properties
    for (var prop in obj) {
        if (obj.hasOwnProperty(prop)) {
            var val1 = obj[prop];
            var val2 = '';
            var type = Object.prototype.toString.call(val1);
            switch (type) {
                
                // recursive if object/array
                case '[object Array]':
                case '[object Object]':
                    val2 = print_r(val1, (tab + '\t'));
                    break;
					
                case '[object String]':
                    val2 = '\'' + val1 + '\'';
                    break;
					
                default:
                    val2 = val1;
            }
            str += tab + '\t' + prop + ' => ' + val2 + ',\n';
        }
    }
	
    // remove extra comma for last property
    str = str.substring(0, str.length - 2) + '\n' + tab;
	
    return isArr ? (str + ']') : (str + '}');
};