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<?php $arr = [ ['a' => 2, 'b' => 3'], ['a' => 2, 'b' => 3'], ['a' => 2, 'b' => 5'], ]; var_dump(array_unique($arr));
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.7
Parse error: syntax error, unexpected ''],' (T_CONSTANT_ENCAPSED_STRING), expecting ']' in /in/TLKYA on line 5
Process exited with code 255.

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