A 有一个 eggtimer,可以在单击“停止”按钮后停止。我想要的是在点击确认框中的“取消”后让这个计时器再次工作(从它停止的地方开始)。有什么建议吗?感谢您的帮助:)
<!DOCTYPE html>
<html>
<body onload="timer();">
<button onclick="exit();">stop</button>
<p id="seconds">30</p>
<script type="text/javascript">
var clock;
function timer () {
var start = new Date().getTime();
clock = setInterval(function() {
var seconds = Math.round(30 - (new Date().getTime() - start) / 1000);
if (seconds >= 0)
document.getElementById('seconds').innerHTML = seconds;
else
clearInterval(clock);
if (seconds==0) {window.location.href="something.com";
return;
}
}, 1000);
}
function exit(){
clearInterval(clock);
var result = confirm("Are you leaving?");
if (result == true) {
window.location.href="somewhere.com";
}
else {
timer();} // <-- ????
}
</script>
</body>
</html>
最佳答案
您可以创建一个变量来保存您的秒数;
var sec = seconds;
用你想启动的计时器作为参数更改你的函数 timer
function timer (time)
var clock;
var sec;
function timer (time) {
var start = new Date().getTime();
clock = setInterval(function() {
var seconds = Math.round(time - (new Date().getTime() - start) / 1000);
sec = seconds;
if (seconds >= 0){
document.getElementById('seconds').innerHTML = seconds;
}
else{
clearInterval(clock);
}
if (seconds==0){
window.location.href="something.com";
return;
}
}, 1000);
}
function exit(){
clearInterval(clock);
var result = confirm("Are you leaving?");
if (result == true) {
window.location.href="somewhere.com";
}
else {
console.log(sec);
timer(sec);} // <-- ????
}
<body onload="timer(30);">
<button onclick="exit();">stop</button>
<p id="seconds">30</p>
</body>
关于javascript - 如何在 clearInterval() 之后启动一个 eggtimer?,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/41898801/