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<?php $arr = array(); $arr[]; echo (!empty($arr));
Output for 5.3.0 - 5.3.14, 5.4.0 - 5.4.4
Fatal error: Cannot use [] for reading in /in/54Zt7 on line 3
Process exited with code 255.
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156.52 ms | 1395 KiB | 27 Q