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[ 'result' => [ 'resource' => 'GMP instance', 'string' => '2147483648', ], 'php_version' => '7.1.33 Linux x86_64',]
[ 0 => '3', 1 => '2', 2 => '4',]
[ 'result' => [ 'resource' => 'GMP instance', 'string' => '1', ], 'php_version' => '7.1.33 Linux x86_64',]