JavaScript代码优化：创建Wiki文件夹

var regFilter = /^[a-zA-Z0-9.-_]+=/g; // dynamic parameters var namedParames = this.commander.extractNamedParameters(this.params.slice(regFilter.test(this.params[1]) ? 1 : 2)); var tiddlerFilter = namedParames.filter || this.params[1] || '[all[tiddlers]]'; var explodePlugins = namedParames.explodePlugins || 'yes'; var wikifoldermaker = new WikiFolderMaker(this.params[0], tiddlerFilter, this.commander, explodePlugins);