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run code in 150+ php & hhvm versions
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<?php /* * Get Full Filter Name from Abbreviation */ function getFilterName($filterAbbreviation) { return "Restaurant"; /*$filters = array( "R" => "Restuarant", "B" => "Bar", "S" => "Store", "L" => "Lodging", "Q" => "Recreation", "G" => "Gas Station", "E" => "Entertainment", "C" => "Club" ); return $filters[$filterAbbreviation];*/ } function parseFilterString($filterString) { $returnVal = ""; /*$filterLetters = str_split($filterString, 1);    for($x = 0; $x < strlen($filterString); $x++) {        $returnVal .= "(type <=> '" . getFilterName($filterLetters[$x]) . "') OR ";    }     if (strlen($returnVal) > 0) $returnVal =  substr($returnVal,0,-4); //remove final " OR " from filterstring else $returnVal = "type = 'VOID'"; if everything is filtered, make sure to set type to something not available*/ return $returnVal; } ?>
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0