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unlink(3) [php man page]

UNLINK(3)								 1								 UNLINK(3)

unlink - Deletes a file

SYNOPSIS
bool unlink (string $filename, [resource $context]) DESCRIPTION
Deletes $filename. Similar to the Unix C unlink() function. An E_WARNING level error will be generated on failure. PARAMETERS
o $filename - Path to the file. o $context - Note Context support was added with PHP 5.0.0. For a description of contexts, refer to "Streams". RETURN VALUES
Returns TRUE on success or FALSE on failure. CHANGELOG
+--------+---------------------------------------------------+ |Version | | | | | | | Description | | | | +--------+---------------------------------------------------+ | 5.0.0 | | | | | | | As of PHP 5.0.0 unlink(3) can also be used with | | | some URL wrappers. Refer to "Supported Protocols | | | and Wrappers" for a listing of which wrappers | | | support unlink(3). | | | | +--------+---------------------------------------------------+ EXAMPLES
Example #1 Basic unlink(3) usage <?php $fh = fopen('test.html', 'a'); fwrite($fh, '<h1>Hello world!</h1>'); fclose($fh); unlink('test.html'); ?> SEE ALSO
rmdir(3). PHP Documentation Group UNLINK(3)

Check Out this Related Man Page

IS_EXECUTABLE(3)							 1							  IS_EXECUTABLE(3)

is_executable - Tells whether the filename is executable

SYNOPSIS
bool is_executable (string $filename) DESCRIPTION
Tells whether the filename is executable. PARAMETERS
o $filename - Path to the file. RETURN VALUES
Returns TRUE if the filename exists and is executable, or FALSE on error. EXAMPLES
Example #1 is_executable(3) example <?php $file = '/home/vincent/somefile.sh'; if (is_executable($file)) { echo $file.' is executable'; } else { echo $file.' is not executable'; } ?> ERRORS
/EXCEPTIONS Upon failure, an E_WARNING is emitted. NOTES
Note The results of this function are cached. See clearstatcache(3) for more details. Tip As of PHP 5.0.0, this function can also be used with some URL wrappers. Refer to "Supported Protocols and Wrappers" to determine which wrappers support stat(3) family of functionality. SEE ALSO
is_file(3), is_link(3). PHP Documentation Group IS_EXECUTABLE(3)
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