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<html>
   <head>
       <meta charset="utf-8" />
       <title>單文件上傳</title>
   </head>
   <body>
       <form action="file.php" method="post" enctype="multipart/form-data">
           <input type="file" name="file">
           <input type="submit" value="上傳">
       </form>
   </body>
</html>

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||
<html> <head> <meta charset="utf-8" /> <title>單文件上傳</title> </head> <body> <form action="file.php" method="post" enctype="multipart/form-data"> <input type="file" name="file"> <input type="submit" value="上傳"> </form> </body> </html>