File Permission

Detail program about File Permissions in PHP.
To control file permission in PHP you can use "chmod" function.

Code:

<?php
// Set  Permission  For Owner :Read and write.
// Everyone else : nothing
chmod("/directory/test.txt", 0600);
// Set  Permission  For Owner :Read and write.
// Everyone else : read only
 
chmod("/directory/test.txt", 0644);
// Set  Permission  For Owner :Everything .
// Everyone else : read and execute .

chmod("/directory/test.txt", 0755);
// Set  Permission  For Owner :Everything .
// owner's group: read and execute.
// Everyone else :  nothing.
 
chmod("/directory/test.txt", 0750);


// owner, group ,everyone else : read ,write execute.  
chmod("/directory/test.txt", 0777);
?>

it is all about the code of permission

Code:

 7       4      4
 user   group  world
 r+w+x    r      r
 4+2+1  4+0+0  4+0+0  = 744

Author: shamila

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PHP Files and I/O

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