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<?php $arr = []; $arr['🍑'] = 60; $arr['🍆'] = 7; $i = $arr['🍑'] + $arr['🍆']; echo $i; //67
Output for 5.6.40, 7.4.33, 8.1.34, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
67
Output for 4.4.9, 5.1.6, 5.2.17
Parse error: syntax error, unexpected '[' in /in/kb6Pe on line 3
Process exited with code 255.
Output for 4.3.11
Parse error: parse error, unexpected '[' in /in/kb6Pe on line 3
Process exited with code 255.

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