var clock = ''
;
var nums = 60
;
var btn;
function sendCode(thisBtn){
btn =
thisBtn;
btn.disabled =
true;
//将按钮置为不可点击
btn.value = nums+'秒后重新获取'
;
clock = setInterval(doLoop, 1000);
//一秒执行一次
}
function doLoop(){
nums--
;
if(nums > 0
){
btn.value = nums+'秒后重新获取'
;
}else{
clearInterval(clock); //清除js定时器
btn.disabled =
false;
btn.value = '获取验证码'
;
nums = 60;
//重置时间
}
};
转载于:https://www.cnblogs.com/yanze/p/6110318.html
