JavaScript
测试一：
<HTML>
<HEAD>
<TITLE> New Document </TITLE>
<Script type="text/javascript">
</Script>
</HEAD>
<BODY>
</BODY>
</HTML>测试二：
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML>
<HEAD>
<TITLE> New Document </TITLE>
<SCRIPT LANGUAGE="JavaScript" src="2.js">
</SCRIPT>
</HEAD>
<BODY>
从外部引入javascript
</BODY>
</HTML>
2.js
代码：测试三：
<HTML>
<HEAD>
<TITLE> New Document </TITLE>
</HEAD>
<BODY>
<SCRIPT LANGUAGE="JavaScript">
document.write("<br>这是以javascript打印出来的！<br>");
</SCRIPT>
</BODY>
</HTML>测试四：
<HTML>
<HEAD>
<TITLE> New Document </TITLE>
<SCRIPT LANGUAGE="JavaScript">
var greeting;
greeting="hello,i am Hongten!";
</SCRIPT>
</HEAD>
<BODY>
<SCRIPT LANGUAGE="JavaScript">
document.write(greeting);
</SCRIPT>
</BODY>
</HTML>测试五：变量
<HTML>
<HEAD>
<TITLE> New Document </TITLE>
<SCRIPT LANGUAGE="JavaScript">
var greeting;
greeting="Hello world<br>";
test="I am Hongten";
</SCRIPT>
</HEAD>
<BODY>
<SCRIPT LANGUAGE="JavaScript">
document.write(greeting);
document.write(test);
</SCRIPT>
</BODY>
</HTML>测试六：数组
<HTML>
<HEAD>
<TITLE> New Document </TITLE>
<SCRIPT LANGUAGE="JavaScript">
var arr=new Array(3);
arr[0]=1;
arr[1]=2;
arr[2]=3;
arr[3]=4;
</SCRIPT>
</HEAD>
<BODY>
<SCRIPT LANGUAGE="JavaScript">
document.write(arr[3]);
</SCRIPT>
</BODY>
</HTML>测试七：算术运算
<HTML>
<HEAD>
<TITLE> New Document </TITLE>
<SCRIPT LANGUAGE="JavaScript">
var result;
result=3*3;
</SCRIPT>
</HEAD>
<BODY>
<SCRIPT LANGUAGE="JavaScript">
document.write(result);
</SCRIPT>
</BODY>
</HTML>测试八：逻辑运算
<HTML>
<HEAD>
<TITLE> New Document </TITLE>
<SCRIPT LANGUAGE="JavaScript">
var result1,result2,result3;
result1=true&&false;
result2=true||false;
result3=!true;
</SCRIPT>
</HEAD>
<BODY>
<SCRIPT LANGUAGE="JavaScript">
document.write("result1:"+result1+"<br>");
document.write("result2:"+result2+"<br>");
document.write("result3:"+result3+"<br>");
</SCRIPT>
</BODY>
</HTML>测试九：字符串连接
<HTML>
<HEAD>
<TITLE> New Document </TITLE>
<SCRIPT LANGUAGE="JavaScript">
var greeting,name;
greeting="hello,";
name="i am Hongten";
</SCRIPT>
</HEAD>
<BODY>
<SCRIPT LANGUAGE="JavaScript">
document.write(greeting+name);
</SCRIPT>
</BODY>
</HTML>测试十：字符串子集
<HTML>
<HEAD>
<TITLE> New Document </TITLE>
<SCRIPT LANGUAGE="JavaScript">
var greeting;
greeting="hello, i am Hongten";
</SCRIPT>
</HEAD>
<BODY>
<SCRIPT LANGUAGE="JavaScript">
document.write(greeting.substring(3,13));
</SCRIPT>
</BODY>
</HTML>测试十一：条件操作
<HTML>
<HEAD>
<TITLE> New Document </TITLE>
<SCRIPT LANGUAGE="JavaScript">
var result1;
result1=3>4?"yes":"no";
</SCRIPT>
</HEAD>
<BODY>
<SCRIPT LANGUAGE="JavaScript">
document.write("result:"+result1);
</SCRIPT>
</BODY>
</HTML>测试十二：条件操作二
<HTML>
<HEAD>
<TITLE> New Document </TITLE>
<SCRIPT LANGUAGE="JavaScript">
var today=new Date();
var hour=today.getHours();
if(hour<12){
document.write("good morning!");
}else if(hour==12){
document.write("good noon!");
}else{
document.write("good night!");
}
</SCRIPT>
</HEAD>
<BODY>
</BODY>
</HTML>本文参与 腾讯云自媒体同步曝光计划，分享自作者个人站点/博客。
原始发表：2011-10-03 ，如有侵权请联系 cloudcommunity@tencent.com 删除
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