Online PHP editor | output for UqQNE

Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6: Fatal error: Uncaught TypeError: implode(): Argument #2 ($array) must be of type ?array, string given in /in/UqQNE:5 Stack trace: #0 /in/UqQNE(5): implode(',', '1,2,3') #1 {main} thrown in /in/UqQNE on line 5
Process exited with code 255.
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33: Warning: implode(): Invalid arguments passed in /in/UqQNE on line 5 Fatal error: Uncaught Error: Function name must be a string in /in/UqQNE:7 Stack trace: #0 {main} thrown in /in/UqQNE on line 7
Process exited with code 255.
Output for 5.2.5 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28: Warning: implode(): Invalid arguments passed in /in/UqQNE on line 5 Fatal error: Function name must be a string in /in/UqQNE on line 7
Process exited with code 255.
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.4: Warning: implode(): Bad arguments. in /in/UqQNE on line 5 Fatal error: Function name must be a string in /in/UqQNE on line 7
Process exited with code 255.
Output for 4.4.5 - 4.4.9: Warning: implode(): Bad arguments. in /in/UqQNE on line 5 Fatal error: Call to undefined function: () in /in/UqQNE on line 7
Process exited with code 255.
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.4: Warning: implode(): Bad arguments. in /in/UqQNE on line 5 Fatal error: Call to undefined function: () in /in/UqQNE on line 7
Process exited with code 255.
Output for 4.3.0 - 4.3.1: Warning: implode() [http://www.php.net/function.implode]: Bad arguments. in /in/UqQNE on line 5 Fatal error: Call to undefined function: () in /in/UqQNE on line 7