see where $_GET value is coming from - php -


i have question on how know $_get value come from

$book = isset($_get['book']) ? $_get['book'] : null;

the problem site working with, has many pages , hard find it, im trying solve error dealing $_get value first need know comming from. suggestion? thanks

search page manually , comment in php file it's best way think off why can comment out in languages there , not nothing...


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