值得打一個helloworld好好紀念一下! <!DOCTYPE html><html lang="en"><head> <meta charset="UTF-8"> <title>Document</title></head><body> <strong>HELLO WORLD</strong>< ...
值得打一個helloworld好好紀念一下!
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Document</title>
</head>
<body>
<strong>HELLO WORLD</strong>
</body>
</html>
