data中定义
i:60,
time60s(){
this.i = this.i - 1;
console.log(this.i)
$("#timeBtn").val(this.i+"秒后重发");
if (this.i == 0) {
/* $("#timeBtn").html("重新发送");*/
this.i = 60;
return;
}
/* clearTimeout(this.timer); //清除延迟执行 */
this.timer = setTimeout(()=>{ //设置延迟执行
this.time60s()
},1000);
}