BetterPHP

I have a question you do not mind if I used these codes to my site???

Hi, please help me i have this error: Warning: Cannot modify header information - headers already sent by (output started at C: \ Downloads \ domains \ Registration.local \ Core \ inc \ user.inc.php: 1) in C: \ Downloads \ domains \ Registration.local \ register.php on line 22 and Warning: Cannot mo...