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<?php var_dump(new stdClass()); var_dump(filter_var(new stdClass(), FILTER_VALIDATE_BOOLEAN, FILTER_NULL_ON_FAILURE));
Output for 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 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 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.7
object(stdClass)#1 (0) { } NULL
Output for 5.2.11 - 5.2.17, 5.3.1 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.21
object(stdClass)#1 (0) { } bool(false)
Output for 5.2.0 - 5.2.10, 5.3.0
object(stdClass)#1 (0) { } Catchable fatal error: Object of class stdClass could not be converted to string in /in/2LTDL on line 5
Process exited with code 255.
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6
object(stdClass)#1 (0) { } Fatal error: Call to undefined function filter_var() in /in/2LTDL on line 5
Process exited with code 255.
Output for 4.4.5 - 4.4.9
object(stdClass)(0) { } Fatal error: Call to undefined function: filter_var() in /in/2LTDL on line 5
Process exited with code 255.
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.4
object(stdClass)(0) { } Fatal error: Call to undefined function: filter_var() in /in/2LTDL on line 5
Process exited with code 255.
Output for 4.3.0 - 4.3.1
object(stdClass)(0) { } Fatal error: Call to undefined function: filter_var() in /in/2LTDL on line 5

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