Online PHP editor | output for pKP1C

<?php $test = [ 'HTTP_REFERER' => 'http_referer' ]; function ternary($test) { return (!empty($test['HTTP_REFERER']) ? $test['HTTP_REFERER'] : (!empty($test['HTTP_ORIGIN']) ? $test['HTTP_ORIGIN'] : (!empty($test['ORIGIN']) ? $test['ORIGIN'] : "Unknown Origin"))); } function verbose($test) { if (!empty($test['HTTP_REFERER'])) { return $test['HTTP_REFERER']; } if (!empty($test['HTTP_ORIGIN'])) { return $test['HTTP_ORIGIN']; } if (!empty($test['ORIGIN'])) { return $test['ORIGIN']; } return 'Unknown Origin'; } echo ternary($test); echo \PHP_EOL; echo verbose($test); echo \PHP_EOL . '---' . \PHP_EOL; $test = [ 'HTTP_ORIGIN' => 'http_origin' ]; echo ternary($test); echo \PHP_EOL; echo verbose($test); echo \PHP_EOL . '---' . \PHP_EOL; $test = [ 'ORIGIN' => 'origin' ]; echo ternary($test); echo \PHP_EOL; echo verbose($test);