JavaScript--【Promise】详解Promise_API
JavaScript--【Promise】详解Promise_API
Promise 构造函数: Promise(excutor) {}方法:(onResolved,onRejected) => {}方法:(onReject) => {} 失败的回调方法 : (value)=> {}方法:(reason)=> {}方法:(promises)=> {}Promise都返回成功Promise返回失败方法:(promises)=> {}...


