Online PHP editor | output for P5gRh

Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.25, 7.3.0 - 7.3.12, 7.4.0: 20142
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45: Parse error: syntax error, unexpected '[', expecting ',' or ';' in /in/P5gRh on line 6
Process exited with code 255.
Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.17: Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/P5gRh on line 4 Parse error: syntax error, unexpected '[', expecting ',' or ';' in /in/P5gRh on line 6
Process exited with code 255.
Output for 5.0.0 - 5.0.5: Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/P5gRh on line 4 Parse error: parse error, unexpected '[', expecting ',' or ';' in /in/P5gRh on line 6
Process exited with code 255.
Output for 4.4.2 - 4.4.9: Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/P5gRh on line 4 Parse error: syntax error, unexpected T_OBJECT_OPERATOR, expecting ',' or ';' in /in/P5gRh on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1: Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/P5gRh on line 4 Parse error: parse error, unexpected T_OBJECT_OPERATOR, expecting ',' or ';' in /in/P5gRh on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4: Warning: Unexpected character in input: '\' (ASCII=92) state=1 in /in/P5gRh on line 4 Parse error: parse error, expecting `','' or `';'' in /in/P5gRh on line 4
Process exited with code 255.