// makebox.js 를 /js 폴더에 저장

//----------------------------------------------

// /skin/board/basic/write.skin.php

//----------------------------------------------

<input type="text" name="wr_1" id="wr_1" value="<?php echo $wr_1 ?>"><br>
<input type="text" name="wr_2" id="wr_2" value="<?php echo $wr_2 ?>"><br>
<input type="text" name="wr_3" id="wr_3" value="<?php echo $wr_3 ?>">

<script src="/js/makebox.js"></script>
<script>
$( '#wr_1' ).makeBox( '사과,딸기,배', 'checkbox' );
$( '#wr_2' ).makeBox('수박,참외,포도', 'radio' );
$( '#wr_3' ).makeBox('선택,서울,부산,대구', 'select' );
</script>

//----------------------------------------------
// /skin/board/basic/view.skin.php 

//----------------------------------------------

// checkbox, radio 
echo $view['wr_1'], $view['wr_2'];
// select
echo $view['wr_3'] == '선택' ? '' : $view['wr_3'];

//----------------------------------------------
// /skin/board/basic/list.skin.php 

//----------------------------------------------

// checkbox, radio 
echo $list[$i]['wr_1'], $list[$i]['wr_2'];
// select
echo $list[$i]['wr_3'] == '선택' ? '' : $list[$i]['wr_3'];