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<?php $read = $except = null; $write = array("test" => fopen("php://stdout", "w")); var_dump($write); stream_select($read, $write, $except, 0); var_dump($write);
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 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 - 8.1.34, 8.2.0 - 8.2.32, 8.3.0 - 8.3.32, 8.4.1 - 8.4.23, 8.5.0 - 8.5.8
array(1) { ["test"]=> resource(5) of type (stream) } array(1) { ["test"]=> resource(5) of type (stream) }
Output for 5.2.3 - 5.2.17, 5.3.0 - 5.3.29
array(1) { ["test"]=> resource(5) of type (stream) } array(1) { [0]=> resource(5) of type (stream) }
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.2
array(1) { ["test"]=> resource(2) of type (stream) } array(1) { [0]=> resource(2) of type (stream) }
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.9
array(1) { ["test"]=> resource(1) of type (stream) } array(1) { [0]=> resource(1) of type (stream) }
Output for 4.3.0 - 4.3.1
array(1) { ["test"]=> resource(1) of type (stream) }
Process exited with code 139.

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