Warning: Undefined variable $number in /in/U3ivP on line 5
Deprecated: str_split(): Passing null to parameter #1 ($string) of type string is deprecated in /in/U3ivP on line 5
Output for 8.1.0 - 8.1.28
Warning: Undefined variable $number in /in/U3ivP on line 5
Deprecated: str_split(): Passing null to parameter #1 ($string) of type string is deprecated in /in/U3ivP on line 5
digit
Output for 8.0.0 - 8.0.30
Warning: Undefined variable $number in /in/U3ivP on line 5
digit