3v4l.org

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<?php $arr = array("server"=>array("web11"=>"1", "web12"=>"fails", "web13"=>"1"), "maxCdn"=>"200", "status" => "200"); print_r($arr); print_r(array_search("fail", $arr));
Output for 5.6.38, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
Array ( [server] => Array ( [web11] => 1 [web12] => fails [web13] => 1 ) [maxCdn] => 200 [status] => 200 )

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192.18 ms | 403 KiB | 241 Q