HTML PHP GD

(＜ｆｏｒｍ　ｍｅｔｈｏｄ＝”ｐｏｓｔ”ｅｎｃｔｙｐｅ＝”ｍｕｌｔｉｐａｒｔ／ｆｏｒｍ－ｄａｔａ”)

<form method="post" enctype="multipa

(ａｃｔｉｏｎ＝””＞)

action="self">

(＜ｉｎｐｕｔ　ｔｙｐｅ＝”ｈｉｄｄｅｎ”ｎａｍｅ＝”ｍａｘ＿ｆｉｌｅ＿ｓｉｚｅ”ｖａｌｕｅ＝”ｓｉｚｅ”＞)

MAX_FILE_SIZE

(＜ｉｎｐｕｔ　ｔｙｐｅ＝”ｆｉｌｅ”ｎａｍｅ＝”ｕｓｅｒｆｉｌｅ”＞)

<input type="file" name="userfile">

(＜ｉｎｐｕｔ　ｔｙｐｅ＝”ｓｕｂｍｉｔ”ｖａｌｕｅ＝”ｓｅｎｄ”＞＜／ｆｏｒｍ＞)

<input type="submit" value="">

(＄ｔｍｐ＿ｆｉｌｅ＝＄＿ｆｉｌｅｓ［’ｕｓｅｒｆｉｌｅ’］［’ｔｍｐ＿ｎａｍｅ’］；)

$_FILES['file']['tmp_name'];

(ｉｆ（！ｉｓ＿ｕｐｌｏａｄｅｄ＿ｆｉｌｅ（＄ｔｍｐ＿ｆｉｌｅ））｛ｅｘｉｔ；｝)

if (is_uploaded_file($_FILES['userfi

(＄ｆｉｎｆｏ＝ｆｉｎｆｏ＿ｏｐｅｎ（ｆｉｌｅｉｎｆｏ＿ｍｉｍｅ＿ｔｙｐｅ）；)

finfo_open(FILEINFO_MIME_TYPE);

(＄ｍｉｍｅ＿ｔｙｐｅ＝ｆｉｎｆｏ＿ｆｉｌｅ（＄ｆｉｎｆｏ，＄ｔｍｐ＿ｆｉｌｅ）；)

$type=finfo($finfo,$tmp_file);

(ｆｉｎｆｏ＿ｃｌｏｓｅ（＄ｆｉｎｆｏ）；)

finfo_close($finfo);

(ｉｆ（＄ｍｉｍｅ＿ｔｙｐｅ！＝”ｉｍａｇｅ／ｊｐｅｇ”）｛ｅｘｉｔ；｝)

if($mime_type!="image/jpeg")

(ｍｏｖｅ＿ｕｐｌｏａｄｅｄ＿ｆｉｌｅ（＄ｔｍｐ＿ｆｉｌｅ，”．／ｉｍｇ／ｆｉｌｅｎａｍｅ”）；)

if (move_uploaded_file($_FILES['user

(＄ｉｍｇ＝ｉｍａｇｅｃｒｅａｔｅｆｒｏｍｊｐｅｇ（”．／ｉｍｇ／ｆｉｌｅｎａｍｅ”）；)

$img=imagecreatefromjpeg("./img/$fi

(ｌｉｓｔ（＄ｗ，＄ｈ）＝ｇｅｔｉｍａｇｅｓｉｚｅ（”．／ｉｍｇ／ｆｉｌｅｎａｍｅ”）；)

list($w,$h)=getimagesize("./img/file

(＄ｍｉｎｗ＝３００；＄ｍｉｎｈ＝＄ｈ／＄ｗ＊３００；)

$new-width; $new-height;

(＄ｍｉｎ＝ｉｍａｇｅｃｒｅａｔｅｔｒｕｅｃｏｌｏｒ（＄ｍｉｎｗ，＄ｍｉｎｈ）；)

$thumbimg=imagecreatetruecolor($new

(ｉｍａｇｅｃｏｐｙｒｅｓｉｚｅｄ（＄ｍｉｎ，＄ｉｍｇ，０，０，０，０，＄ｍｉｎｗ，＄ｍｉｎｈ，＄ｗ，＄ｈ）；)

imagecopyresized($min,$img,0,0,0,0,n

(ｉｍａｇｅｊｐｅｇ（＄ｍｉｎ，”．／ｉｍｇ／ｍｉｎ／ｔｈｕｍｂ＿ｆｉｌｅｎａｍｅ”）；)

imagejpeg($min,"./img/min/thumb_file

(ｉｍａｇｅｄｅｓｔｒｏｙ（＄ｍｉｎ）；ｉｍａｇｅｄｅｓｔｒｏｙ（＄ｉｍｇ）；)

igamedestroy($min);imagedestroy($img