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neekey/apart_html_js.html

Created March 26, 2013 07:59
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让HTML和Javascript保持分离
Raw
apart_html_js.html
<!DOCTYPE html>
<html>
<head>
<title>title</title>
</head>
<body>
<form>
<input type="text" name="name" id="my-name" placeholder="输入您的姓名" />
<button type="submit" id="submit-form">提交</button>
</form>
<script>
var myNameIpt = document.getElementById( 'my-name' );
var submitBtn = document.getElementById( 'submit-form' );
submitBtn.onclick = checkForm;
function checkForm(){
var name = myNameIpt.value;
if( !name ){
alert( '姓名不能为空');
myNameIpt.focus();
return false;
}
}
</script>
</body>
<html>
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