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Regular expression for strong password in php

Regex php password

^(?=\P{Ll}*\p{Ll})(?=\P{Lu}*\p{Lu})(?=\P{N}*\p{N})(?=[\p{L}\p{N}]*[^\p{L}\p{N}])[\s\S]{8,}$

Source: stackoverflow.com

Regular expression for strong password in php

if(preg_match((?=^.{8,}$)((?=.*\d)|(?=.*\W+))(?![.\n])(?=.*[A-Z])(?=.*[a-z]).*$, $_POST['password']):

echo 'matched';

else:

echo 'not matched';

endif;

Source: stackoverflow.com

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