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<?php $a =['memcached' => [ 'servers' => [ ], 'namespace' => 'delivery-club', 'persistentId' => 'pool-delivery-club', ],]; $b = =['memcached' => [ 'servers' => [213,4,5 ], ],]; var_dump(array_merge_recursive($a,$b));
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.7
Parse error: syntax error, unexpected '=' in /in/sXmE9 on line 10
Process exited with code 255.

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