phpレッスン---JavaScript HTMLの要素を変更
925 ワード
<!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" />
<script>
function myfunction()
{
document.getElementById("demo").innerHTML = " ， ！";
}
</script>
</head>
<body>
<h1>My Wed Page</h1>
<p id="demo"> ？</p>
<button type="button" onclick="myfunction()"> ！</button>
</body>
</html>