我想知道如何使用同步数据和车把助手.我想将cms消息加载到单个页面应用程序,我尝试了以下方法,但无法实现它. 请参阅以下代码.function loadCmsMessage(key) {var cms = {"msg.001": "Hello {0} {1}"};var deferred = $.Deferred();setTimeout(function () {var msg = cms[key];deferred.resolve(msg);}, 1000);return deferred.promise();}Handlebars.registerHelper('cms', function (key, arr) {var promise = loadCmsMessage(ke...