复制代码代码如下:/*** 图片上传方法* $maxsize=500000 = 500k;* $updir="up/";* $upfile=$_FILES["file_img"];*/ public function Get_file_upload($upfile, $maxsize, $updir, $newname = 'date') {if ($newname == 'date')$newname = date("Ymdhs"); //使用日期做文件名$name = $upfile["name"];$type = $upfile["type"];$size = $upfile["size"];$tmp_name = $upfile["tmp_name"];switch ($type) {case 'image/pjpeg' :case 'image/jpeg' :$extend = ".jpg";break;case 'image/gif' :$extend = ".gif";break;case 'image/png' :$extend = ".png";break;}if (empty ($extend)) {echo '文件类型不正确,只能使用JPG GIF PNG 格式';}if ($size > $maxsize) {$maxpr = $maxsize / 1000;echo "警告！上传图片大小不能超过";}if (move_uploaded_file($tmp_name, $updir . $newname . $extend)) {return $newname . $extend;}}
PHP 上传文件的方法（类）
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