'; } // run some tests to verify solution echo 'Positive tests:
'; test($pattern, 'We4'); test($pattern, 'BhjsfdfljksfdljkjklZUölsdösdoui43089890nklkdjlsfjkl9'); test($pattern, 'A 89'); echo '
Negative tests:
'; test($pattern, 'W4', false); test($pattern, '4RT', false); test($pattern, 'ab3', false); ?>