简单的模板解析函数

简单的模板解析函数

templ: function (str, map, urlencode, cascade) {
            /*
             if ( map && typeof map !== 'object' && !map.length ) {
             map = $.makeArray( map );
             }
             */

            return str.replace(/{([w_$]+)}/g, function (s, s1) {
                var v = map[s1];
                if (cascade && typeof v === 'string')
                    v = argument.callee(v, map, urlencode, cascade);

                if (v === undefined || v === null)
                    return '';
                return urlencode ? encodeURIComponent(v) : v;
            });
        },