http://snipplr.com/users/Jdub7/tags/bindec Recent snippets posted on Snipplr.com en-us Tue, 18 Jun 2013 16:59:30 GMT http://snipplr.com/view/10798/php-bitwise-permission/ Usage: define('PIRATE',bindec('0001')); // 1 define('NINJA',bindec('0010')); // 2 define('JEDI',bindec('0100')); // 4 define('ADMIN',bindec('1000')); // 8 $rpermit = array(PIRATE,JEDI); // Equivilent Flags '0101' $jim['permission'] = ADMIN + JEDI; // 12 $joe['permission'] = ADMIN + NINJA; // 10 $jon['permission'] = PIRATE; // 1 var_dump(isPermitted($rpermit,$jim['permission'])); var_dump(isPermitted($rpermit,$joe['permission']));

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