页面脚本代码:
<script type="text/javascript">
//timer操作函数
var CallTimeLen = "0";
var timestart = null;
var timer = null;
//重新计时
function Reset() {
timestart = new Date();
document.getElementById("showTime").innerHTML = "00:00";
}
//计时 开始
function StartCal() {
var timeend = new Date();
var timedifference = timeend.getTime() - timestart.getTime();
timeend.setTime(timedifference);
var minutes_passed = timeend.getMinutes();
if (minutes_passed < 10) {
minutes_passed = "0" + minutes_passed;
}
var seconds_passed = timeend.getSeconds();
if (seconds_passed < 10) {
seconds_passed = "0" + seconds_passed;
}
document.getElementById("showTime").innerHTML = minutes_passed + ":" + seconds_passed;
window.timer = window.setTimeout("StartCal();", 1000);
}
</script>
aspx页面:
<span id="showTime" style="color: Red">00:00</span>
aspx.cs代码:
只需在需要调用计时函数的事件中加入这句代码就万事俱备,只欠东风:
ScriptManager.RegisterStartupScript(this, this.GetType(), "js", " var timestart = new Date(); StartCal();", true);
在需要调用重新计时函数的事件中加入这句代码就大功告成:
ScriptManager.RegisterStartupScript(this, this.GetType(), "js", " Reset(); StartCal();", true);