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<?php $arr = [ 'name' => 'test', 'last' => 'test2' ]; var_dump(array_interset(array_keys(['last']), $arr));
Output for 7.0.0 - 7.2.0
Fatal error: Uncaught Error: Call to undefined function array_interset() in /in/rn3on:8 Stack trace: #0 {main} thrown in /in/rn3on on line 8
Process exited with code 255.
Output for 5.4.2 - 5.6.28
Fatal error: Call to undefined function array_interset() in /in/rn3on on line 8
Process exited with code 255.
Output for 5.3.18 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/rn3on on line 3
Process exited with code 255.