PHP完全自学手册(珍藏版) 中文pdf扫描版下载
- <?php
- if(isset($_FILES["FileInput"]) && $_FILES["FileInput"]["error"]== UPLOAD_ERR_OK)
- {
- ############ Edit settings ##############
- $UploadDirectory = 'F:/Websites/file_upload/uploads/'; //specify upload directory ends with / (slash)
- ##########################################
- /*
- Note : You will run into errors or blank page if "memory_limit" or "upload_max_filesize" is set to low in "php.ini".
- Open "php.ini" file, and search for "memory_limit" or "upload_max_filesize" limit
- and set them adequately, also check "post_max_size".
- */
- //check if this is an ajax request
- if (!isset($_SERVER['HTTP_X_REQUESTED_WITH'])){
- die();
- }
- //Is file size is less than allowed size.
- if ($_FILES["FileInput"]["size"] > 5242880) {
- die("File size is too big!");
- }
- //allowed file type Server side check
- switch(strtolower($_FILES['FileInput']['type']))
- {
- //allowed file types
- case 'image/png':
- case 'image/gif':
- case 'image/jpeg':
- case 'image/pjpeg':
- case 'text/plain':
- case 'text/html': //html file
- case 'application/x-zip-compressed':
- case 'application/pdf':
- case 'application/msword':
- case 'application/vnd.ms-excel':
- case 'video/mp4':
- break;
- default:
- die('Unsupported File!'); //output error
- }
- $File_Name = strtolower($_FILES['FileInput']['name']);
- $File_Ext = substr($File_Name, strrpos($File_Name, '.')); //get file extention
- $Random_Number = rand(0, 9999999999); //Random number to be added to name.
- $NewFileName = $Random_Number.$File_Ext; //new file name
- if(move_uploaded_file($_FILES['FileInput']['tmp_name'], $UploadDirectory.$NewFileName ))
- {
- die('Success! File Uploaded.');
- }else{
- die('error uploading File!');
- }
- }
- else
- {
- die('Something wrong with upload! Is "upload_max_filesize" set correctly?');
- }
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