This article will introduce to you how to automatically jump to HTML pages after 3 seconds. It has certain reference value. Friends in need can refer to it. I hope it will be helpful to everyone.

The simplest one: add code directly in the front
:<meta http-equiv="refresh" content="3;URL=res.html"> //3秒之后自动跳转到res.html,两个属于同一文件下面,要是需要跳转到jsp页面,就需要在url里面填写url地址————(浏览器的地址栏里面写入的数据,如:http://localhost:8080/TestDemo/1.jsp)
Need to use the method in window:
| setTimeout | pass Evaluates an expression after specifying a value in milliseconds. |
Example:
window.setTimeout("alert('Hello, world')", 1000);This is written in js code;
The specific implementation is as follows:
<script type="text/javascript">
onload=function(){
<span style="white-space:pre">
</span>//在进入网页的时候加载该方法
setTimeout(go, 3000);
<span style="white-space:pre">
</span> /*在js中是ms的单位*/
};
function go(){
location.href="http://localhost:8080/TestDemo/index.jsp";
}
</script>Automatically execute the go method after 3 seconds and jump directly to the index.jsp page
The flaw of the above two examples is that the jump can be achieved, but I don’t know when to jump. Implement the countdown 3-2-1;
settimeout method can no longer be done;
| setInterval | Evaluate an expression after every specified millisecond value. |
Before the same time passes, the corresponding function will be executed. Specific implementation method:
<script type="text/javascript">
onload=function(){
setInterval(go, 1000);
};
var x=3; //利用了全局变量来执行
function go(){
x--;
if(x>0){
document.getElementById("sp").innerHTML=x; //每次设置的x的值都不一样了。
}else{
location.href='res.html';
}
}
</script>Recommended learning: html video tutorial
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