Do not leave debugging code in your submissions, even when commented out. Things such as var_dump() , print_r() , die() /exit() should not be included in your code unless it serves a specific purpose other than debugging.
Do not leave debugging code in your submissions, even when commented out. Things such as var_dump() , print_r() , die() /exit() should not be included in your code unless it serves a specific purpose other than debugging.