Fatal error: Uncaught TypeError: Foo::__toString(): Return value must be of type string, null returned in /in/463Uv:8
Stack trace:
#0 [internal function]: Foo->__toString()
#1 /in/463Uv(18): natcasesort(Array)
#2 {main}
thrown in /in/463Uv on line 8
Process exited with code 255.
Output for 7.4.0 - 7.4.33
Fatal error: Uncaught Error: Method Foo::__toString() must return a string value in /in/463Uv:18
Stack trace:
#0 /in/463Uv(18): natcasesort(Array)
#1 {main}
thrown in /in/463Uv on line 18
Process exited with code 255.