javascript基础教程学习总结,1

摘自javascript基础教程

开始:

1.将脚本放在哪里:

1.1 放在html和<html>之间

范例:

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<html xmlns="http://www.w3.org/1999/xhtml">

<head>

<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />

<title>javascript</title>

<script type="text/javascript">

window.onload = writeMassage;

function writeMassage() {

document.getElementById("helloMessage").innerHTML = "hello world";

}

</script>

</head>

<body>

<h1 >

</h1>

</body>

</html>

1.2 放在标签之间

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<html xmlns="http://www.w3.org/1999/xhtml">

<head>

<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />

<title>javascript</title>

</head>

<body>

<h1 ;

</script>

</h1>

</body>

</html>

1.3 使用外部脚本

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<html xmlns="http://www.w3.org/1999/xhtml">

<head>

<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />

<title>javascript</title>

<script src="script01.js"></script>

</head>

<body>

<h1 >

</h1>

</body>

</html>

script.01.js写脚本

根据自己的需要选择