<?php error_reporting(-1); var_dump(count(array())); var_dump(count(0)); var_dump(count(42)); var_dump(count("")); var_dump(count("Hello World")); var_dump(count(new stdClass)); class Test {} var_dump(count(new Test)); var_dump(count($non_existent_variable)); var_dump(count(null));
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Value for `_results` contains invalid data `array`