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Programming PHP, 3rd Edition
book

Programming PHP, 3rd Edition

by Rasmus Lerdorf, Kevin Tatroe, Peter MacIntyre
February 2013
Intermediate to advanced
538 pages
20h 55m
English
O'Reilly Media, Inc.
Content preview from Programming PHP, 3rd Edition

Name

fopen

Synopsis

resource fopen(string path, string mode[, bool include [, resource context ]] )

Opens the file specified by path and returns a file resource handle to the open file. If path begins with http://, an HTTP connection is opened and a file pointer to the start of the response is returned. If path begins with ftp://, an FTP connection is opened and a file pointer to the start of the file is returned; the remote server must support passive FTP.

If path is php://stdin, php://stdout, or php://stderr, a file pointer to the appropriate stream is returned.

The parameter mode specifies the permissions to open the file with. It must be one of the following:

r

Open the file for reading; file pointer will be at beginning of file.

r+

Open the file for reading and writing; file pointer will be at beginning of file.

w

Open the file for writing. If the file exists, it will be truncated to zero length; if the file doesn’t already exist, it will be created.

w+

Open the file for reading and writing. If the file exists, it will be truncated to zero length; if the file doesn’t already exist, it will be created. The file pointer starts at the beginning of the file.

a

Open the file for writing. If the file exists, the file pointer will be at the end of the file; if the file does not exist, it is created.

a+

Open the file for reading and writing. If the file exists, the file pointer will be at the end of the file; if the file does not exist, it is created.

x

Create and open file for writing only; place the ...

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Publisher Resources

ISBN: 9781449361068Errata Page