function fillRandomLetters($data) { $row = 0; while ($row < puzzle_height) { $column = 0; while ($column < puzzle_breedte) { if ($data[$row][$column] == '0') { $data[$row][$column] = getRandomLetter(); } $column++; } $row++; } return $data; }
/** * Generate new family id * @return String */ function generateFamilyID() { $family_id = "PF"; $family_id .= date("y"); $family_id .= sprintf("%02s", mt_rand(0, 99)); $family_id .= date("m"); $family_id .= getRandomLetter(2); $family_id .= date("d"); $family_id .= sprintf("%02s", mt_rand(0, 99)); $family_id .= date("h"); $family_id .= getRandomLetter(2); $family_id .= date("s"); return $family_id; }