test3_1_1.htm

来自「JavaScript_VBScript网页编程实例」· HTM 代码 · 共 21 行

HTM
21
字号
<html>
<head>
<title>test</title>
</head>

<body>
<script language="JavaScript">
<!--
var myString="This is a new string";
document.write("待处理字符串:"+myString+"<br>");
document.write("charAt(3):"+myString.charAt(3)+"<br>");
document.write("indexOf('i'):"+myString.indexOf("i")+"<br>");
document.write("lastIndexOf('i'):"+myString.lastIndexOf("i")+"<br>");
document.write("substring(1,3):"+myString.substring(1,3)+"<br>");
document.write("toLowerCase():"+myString.toLowerCase()+"<br>");
document.write("toUpperCase():"+myString.toUpperCase()+"<br>");
//-->
</script>
<body>
</html>

⌨️ 快捷键说明

复制代码Ctrl + C
搜索代码Ctrl + F
全屏模式F11
增大字号Ctrl + =
减小字号Ctrl + -
显示快捷键?