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How to change font size in javascript

藏色散人
Release： 2021-07-01 10:32:37
Original
4953 people have browsed it

How to change the font size in JavaScript: First create an HTML sample file; then define some text content; and finally change the font size through "ps[i].style.fontSize="12px";".

How to change font size in javascript

The operating environment of this article: windows7 system, javascript version 1.8.5, DELL G3 computer

How to change the font size in javascript?

is very simple, the code is as follows: 

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML>
<HEAD>
<TITLE> New Document </TITLE>
<META NAME="Generator" CONTENT="EditPlus">
<META NAME="Author" CONTENT="">
<META NAME="Keywords" CONTENT="">
<META NAME="Description" CONTENT="">
<script language=javascript>
window.onload=function(){
var ps=document.getElementById(&#39;neirong&#39;).getElementsByTagName(&#39;span&#39;);
for(var i=0;i<ps.length;i++){
ps[i].style.fontSize="12px";
}
}
</script>
</HEAD>

<BODY>
<div id="neirong">
<p style="line-height: 30pt; text-indent: 32pt;">
<span style="font-size:16px;">
谢谢！
</span>
</P>
<p style="line-height: 30pt; text-indent: 32pt;">
<span style="font-size:16px;">
谢谢！
</span>
</P>
<p style="line-height: 30pt; text-indent: 32pt;">
<span style="font-size:16px;">
谢谢！
</span>
</P>
</div>
</BODY>
</HTML>
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Recommended learning: "javascript Advanced Tutorial"

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