▼ページ上の表示位置に基づいてidを設定します。
Zero-th
First
Second
<!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" xml:lang="ja" lang="ja">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<meta http-equiv="Content-Language" content="ja" />
<meta http-equiv="Content-Script-Type" content="text/javascript" />
<meta http-equiv="Content-Style-Type" content="text/css" />
<meta http-equiv="imagetoolbar" content="no" />
<title>DOM要素の属性(Attirbutes):属性(Attr):attr(key, fn)の使用例 | jQuery</title>
<link rel="stylesheet" type="text/css" href="/content/lib/global.css" />
<!-- JS -->
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.3.2/jquery.min.js"></script>
<script type="text/javascript">
$(function(){
$("#sample p").attr("id", function(ary){
return "div-id"+ary;
})
.each(function(){
$("span", this).html("(ID='<strong>"+this.id+"</strong>')");
});
});
</script>
<style type="text/css">
button { padding:2px 5px; }
</style>
<link rel="stylesheet" type="text/css" href="/common/css/example.css"></head>
<body id='example3' class='example'><div class="ads" style="margin:32px auto;text-align:center;"></div><h1 class='h'><a href='/'>PHP & JavaScript Room</a> :: 設置サンプル</h1>
<h3 class='h'>実行結果</h3>
<div id="wrap">
<h1>DOM要素の属性(Attirbutes):属性(Attr):attr(key, fn)の使用例 | jQuery</h1>
<p>▼ページ上の表示位置に基づいてidを設定します。</p>
<!-- CODE -->
<div id="sample">
<p>Zero-th <span></span></p>
<p>First <span></span></p>
<p>Second <span></span></p>
</div>
<!-- CODE / -->
</div>
</body>
</html>