📄 ex29_2.html
字号:
<HTML>
<HEAD>
<TITLE>Iterating through the all collection.</TITLE>
<SCRIPT LANGUAGE="JScript">
function listAllElements() {
var tag_names = "";
for (i=0; i<document.all.length; i++)
tag_names = tag_names + document.all(i).tagName + " ";
alert("This document contains: " + tag_names);
}
</SCRIPT>
</HEAD>
<BODY onload="listAllElements()">
<H1>DHTML Rocks!</H1>
<P ID=MyText>This document is <B> very </B> short.</P>
</BODY>
</HTML>
⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -