<?php for($i = 1; $i <= $number_of_options; $i++): ?> <div class="form-group options"> <label><?php echo get_phrase('option').' '.$i;?></label> <div class="input-group"> <input type="text" class="form-control" name = "options[]" id="option_<?php echo $i; ?>" placeholder="<?php echo get_phrase('option_').$i; ?>" required> <div class="input-group-append"> <span class="input-group-text"> <input type='checkbox' name = "correct_answers[]" value = <?php echo $i; ?>> </span> </div> </div> </div> <?php endfor; ?>