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<?php $email = 'info@bouwbedrijf-dejong.nl2'; $checked = filter_var($email, FILTER_VALIDATE_EMAIL); var_dump($email, $checked); ?>
Output for 5.2.9 - 5.2.10, 5.2.14 - 5.2.17, 5.3.0, 5.3.3 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.35, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 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
string(27) "info@bouwbedrijf-dejong.nl2" string(27) "info@bouwbedrijf-dejong.nl2"
Output for 5.2.0 - 5.2.8, 5.2.11 - 5.2.13, 5.3.1 - 5.3.2
string(27) "info@bouwbedrijf-dejong.nl2" bool(false)
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6
<br /> <b>Fatal error</b>: Call to undefined function filter_var() in <b>/in/eLtLI</b> on line <b>3</b><br />
Process exited with code 255.
Output for 4.4.5 - 4.4.9
<br /> <b>Fatal error</b>: Call to undefined function: filter_var() in <b>/in/eLtLI</b> on line <b>3</b><br />
Process exited with code 255.
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.4
<br /> <b>Fatal error</b>: Call to undefined function: filter_var() in <b>/in/eLtLI</b> on line <b>3</b><br />
Process exited with code 255.
Output for 4.3.0 - 4.3.1
<br /> <b>Fatal error</b>: Call to undefined function: filter_var() in <b>/in/eLtLI</b> on line <b>3</b><br />

preferences:
242.02 ms | 401 KiB | 383 Q