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<?php $ab = array( array(0, 1, 2,7), array(3, 4, 5,9,0) ); echo max(array_map('count', $ab)); echo size($ab[0]);
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
5 Fatal error: Uncaught Error: Call to undefined function size() in /in/0H68k:7 Stack trace: #0 {main} thrown in /in/0H68k 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 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.38
5 Fatal error: Call to undefined function size() in /in/0H68k on line 7
Process exited with code 255.
Output for 4.4.5 - 4.4.9
5 Fatal error: Call to undefined function: size() in /in/0H68k on line 7
Process exited with code 255.
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.4
5 Fatal error: Call to undefined function: size() in /in/0H68k on line 7
Process exited with code 255.
Output for 4.3.0 - 4.3.1
5 Fatal error: Call to undefined function: size() in /in/0H68k on line 7

preferences:
286.25 ms | 401 KiB | 452 Q