Warning: {closure}(): Argument #1 ($a) must be passed by reference, value given in /in/P2ul8 on line 5
Fatal error: Uncaught TypeError: key(): Argument #1 ($array) must be of type array, string given in /in/P2ul8:7
Stack trace:
#0 /in/P2ul8(7): key('value')
#1 [internal function]: {closure}('value')
#2 /in/P2ul8(5): array_map(Object(Closure), Array)
#3 {main}
thrown in /in/P2ul8 on line 7
Process exited with code 255.
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28
Warning: {closure}(): Argument #1 ($a) must be passed by reference, value given in /in/P2ul8 on line 8
Fatal error: Uncaught TypeError: key(): Argument #1 ($array) must be of type array, string given in /in/P2ul8:7
Stack trace:
#0 /in/P2ul8(7): key('value')
#1 [internal function]: {closure}('value')
#2 /in/P2ul8(8): array_map(Object(Closure), Array)
#3 {main}
thrown in /in/P2ul8 on line 7
Process exited with code 255.