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The ftp_alloc() function allocates space for a file to be uploaded to the FTP server.
ftp_alloc()函数的作用是:为上传到FTP服务器的文件分配空间。
This function returns TRUE on success or FALSE on failure.
如果函数成功执行将返回True;如果失败将返回False。
ftp_alloc(ftp_connection,size,return) |
Parameter 参数 | Description 描述 |
---|---|
ftp_connection | Required. Specifies the FTP connection to use 必要参数。指定FTP连接 |
size | Required. Specifies the number of bytes to allocate 必要参数。指定分配的字节总数 |
return | Optional. Specifies a variable to store the server response in 可选参数。指定一个用于存储“server response”的变量 |
Note: Many FTP servers do not support this command.
注意:大多数FTP服务器不支持这个命令。
<?php $conn = ftp_connect("ftp.testftp.com") or die("Could not connect"); ftp_login($conn,"admin","ert456"); ftp_alloc($conn,"160",$response); echo $response; ftp_close($conn); ?> |
<?php $file = "myfile.txt"; $conn = ftp_connect("ftp.testftp.com") or die("Could not connect"); ftp_login($conn,"admin","ert456"); if (ftp_alloc($conn, filesize($file), $response)) { echo "Space allocated on server."; } else { echo "Unable to allocate space. " . $response; } ftp_close($conn); ?> |