In jquery, you can use the setTimeout() method to set a few seconds to stop before executing. This method is used to set a specified waiting time. When the time is up, a specified code will be executed. Syntax is "setTimeout(code to be executed, number of milliseconds to stop)".
The operating environment of this tutorial: windows10 system, jquery3.2.1 version, Dell G3 computer.
setTimeout() is a method belonging to window. This method is used to call a function or calculate an expression after the specified number of milliseconds
Syntax The format can be the following two:
setTimeout(要执行的代码, 等待的毫秒数) setTimeout(JavaScript 函数, 等待的毫秒数)
setTimeout() is to set a specified waiting time (unit is one thousandth of a second, millisecond). When the time is up, the browser will execute a specified code
Examples are as follows:
<!DOCTYPE html>
<html>
<head>
<script src="/jquery/jquery-1.11.1.min.js"></script>
<script>
$(document).ready(function(){
setTimeout(function(){$("p").css("background-color","#66ccff");}, 3000 )
});
</script>
</head>
<body>
<h2>这是标题</h2>
<p style="background-color:#ff0000">这是一个段落。</p>
<p style="background-color:#00ff00">这是一个段落。</p>
<p style="background-color:#0000ff">这是一个段落。</p>
</body>
</html>Output results:
Related video tutorial recommendations: jQuery video tutorial
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