PHP 文件上传代码示例
- <html>
- <head>
- <title>图片上传</title>
- </head>
- <body>
- <form enctype="multipart/form-data" method="post" name="upform">
- 上传文件:<input type="file" name="upfile" value="">
- <input type="submit" value="上传"><br>
- <?php
- //能够上传的类型
- $uptypes=array('image/jpg','image/jpeg','image/png','image/pjpeg','image/gif',
- 'image/bmp','image/x-png');
- ?>
- 允许上传的文件类型为:<?=implode(',',$uptypes)?>
- </form>
- </body>
- </html>
- <?php
- $max_file_szie=2*pow(2,20); //上传的文件小于2MB
- $destination_folder='uploadimg/'; //上传文件保存路径
- if($_SERVER['REQUEST_METHOD']=='POST'){
- if(!is_uploaded_file($_FILES['upfile']['tmp_name'])){
- echo '图片不存在!';
- exit;
- }
- if($max_file_szie<$_FILES['upfile']['size']){
- echo '文件太大了!';
- exit;
- }
- if(!in_array($_FILES['upfile']['type'],$uptypes)){
- echo '文件类型不符合!'.$_FILES['upfile']['type'];
- exit;
- }
- if(!file_exists($destination_folder)){
- mkdir($destination_folder);
- }
- $filename=$_FILES['upfile']['tmp_name'];
- $image_size=getimagesize($filename);
- $pinfo=pathinfo($_FILES['upfile']['name']); //文件路径信息
- $ftype=$pinfo['extension']; //旧文件后缀名
- $destination = $destination_folder.time().".".$ftype; //新文件名称
- if(file_exists($destination)&&$voerwrie !=true){
- echo '同名文件已经存在了!';
- exit;
- }
- //把上传的文件从临时文件夹移动到指定目录
- if(!move_uploaded_file($filename,$destination)){
- echo '移动文件出错了!';
- exit;
- }
- $pinfo=pathinfo($destination);
- $fname=$pinfo[basename];
- echo "<font color='red'>已经成功上传</font><br>文件名:
- <font color='blue'>".$destination_folder.$fname."</font><br>";
- echo '宽度:'.$image_size[0];
- echo '高度:'.$image_size[1];
- echo '<br>大小:'.$_FILES['upfile']['size']."bytes";
- }
- ?>
来源: http://www.phpxs.com/code/1003337/