tmpl-lite-with-cache.js

(function() {
    var cache = {};
    this.tmpl = function(str, data) {
        cache[str] = cache[str] ||
            new Function('data', [
                'var _p="";\nwith(arguments[0]||{}){\n_p+="',
                str.replace(/"/g, '\\$&')
                .replace(/[\r\n]/g, '')
                .replace(/<%([^\w\s\}\)]*)\s*(.*?)\s*%>/g, function(match, mark, code) {
                    if (mark === '=') return '"+(' + code + ')+"';
                    if (mark === '') return '";\n' + code + '\n_p+="';
                }),
                '";\n}\nreturn _p;'].join(''));
        return data ? cache[str](data) : cache[str];
    };
})();

tmpl-lite.js

var tmpl = function(str, data) {
    var source = str
        .replace(/"/g, '\\$&')
        .replace(/[\r\n]/g, '')
        .replace(/<%([^\w\s\}\)]*)\s*(.*?)\s*%>/g, function(match, mark, code) {
            if (mark === '=') {return '"+(' + code + ')+"';}
            if (mark === '') {return '";\n' + code + '\n_p+="';}
        });
    source = 'var _p="";\nwith(data||{}){\n_p+="' + source + '";\n}\nreturn _p;';
    var render = new Function('data', source);
    return data ? render(data) : render;
};
// demo  https://gist.github.com/wiky/6076971
// Performance Comparison with John Resig's micro-templating
// : http://jsperf.com/microtpl-vs-tpllite
// what's micro-templating? (http://ejohn.org/blog/javascript-micro-templating/)  

路过留名