bool(false)
NULL
bool(false)
Warning: A non-numeric value encountered in /in/nJGn9 on line 4
Warning: A non-numeric value encountered in /in/nJGn9 on line 4
bool(true)
bool(false)
NULL
bool(false)
Notice: A non well formed numeric value encountered in /in/nJGn9 on line 4
Notice: A non well formed numeric value encountered in /in/nJGn9 on line 4
bool(true)