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摘要： 1.最传统方法 for循环 var arr = ["first","second","third","fourth",3,5,8]; for(var i = 0; i < arr.length;i++){ console.log(arr[i]); } //输出： first second third 阅读全文

摘要： init1(){ return new Promise((resolve, reject) => { let data={ dateStr:this.time }; api.get('url', null).then( res => { //自己的操作 resolve() }).catch(err => { ... 阅读全文