html設定編碼
<head>
<meta http-equiv="content-type" content="text/html; charset=utf-8"/>
</head>
<form>的enctype屬性
[預設值]
<form action="test" method="post" enctype="application/x-www-form-urlencoded">
<input type="text" name="column1">
</form>
[上傳檔案]
<form action="test" method="post" enctype="multipart/form-data">
<input type="file" name="filename" value=""/><br/>
<input type="submit" value="upload" name="upload">
</form>
取得上傳檔案getPart()
Servlet需標註@MultipartConfig
part.write()寫入硬碟
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