- Output for 5.5.38, 7.4.0 - 7.4.33, 8.0.1 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.27, 8.4.1 - 8.4.14
- array(4) {
  [0]=>
  string(1) "3"
  [1]=>
  string(2) "22"
  [2]=>
  string(3) "111"
  [3]=>
  string(4) "4444"
}
- Output for 4.4.9, 5.1.6, 5.2.17, 5.3.29
- Parse error: syntax error, unexpected '[' in /in/fSual on line 2
 Process exited with code 255.
- Output for 4.3.11, 5.0.5
- Parse error: parse error, unexpected '[' in /in/fSual on line 2
 Process exited with code 255.