Js automatically play the instance code
- 2020-03-29 23:50:11
- OfStack
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html>
<head>
<meta http-equiv="content-type" content="text/html; charset=utf-8" />
<title>auto play</title>
<script type="text/javascript" src="../jquery-1.8.0.min.js" /></script>
<script type="text/javascript">
//The first item in the array is the length. The other items are customizable
data = [["3","a"],["2","b"],["3","c"],["2","d"],["1",""]];
$(document).ready(function(){
//Set the trigger event
autoPlay.run = function(obj,num){
back(obj,num);
};
autoPlay();
});
function back(obj,num){
$("#div_show").html(obj[num][1]);
}
function autoPlay(){
//Initializes the count parameter
if(autoPlay.num ==undefined)
autoPlay.num = 0;
//Initialize the time point
if(autoPlay.timepoint ==undefined)
autoPlay.timepoint = new Date().getTime();
if(autoPlay.num<data.length){
//Function handle, data array, autoplay.num current index
autoPlay.run(data,autoPlay.num);
//Play the array by element time
if(new Date().getTime()>autoPlay.timepoint){
//Determine if this is the first execution
if(autoPlay.first==undefined)
autoPlay.first = true;
else
autoPlay.num++;
//Set the time point for the next playback
autoPlay.timepoint += (data[autoPlay.num][0]*1000);
}
setTimeout("autoPlay()",500);
}
}
$.extend({autoPlay:function(){
var defaults = {inteval:500};
}});
</script>
</head>
<body>
<div id="div_show"></div>
</body>
</html>
Define the play time and you can define events