<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>若水demo</title>
<script src="http://apps.bdimg.com/libs/jquery/2.1.4/jquery.js"></script>
</head>
<body>
<select name="" id="" class="prientity_type">
<option value="0">1</option><!-- 显示的值比value的值大1 -->
</select>
<select name="" id="" class="prientity_type">
<option value="1">2</option>
</select>
<script>
$(function(){ var prientity_type = "0,1,2,3,4,5,6";//后台传过来的
var prientity_type_value = prientity_type.split(',');
var prientity_type1_obj = $(".prientity_type").eq(0);
var prientity_type2_obj = $(".prientity_type").eq(1);
function rs_change(){
var prientity_type1_key = prientity_type1_obj.val();
var prientity_type2_key = prientity_type2_obj.val();
var prientity_type1_html = '';
var prientity_type2_html = '';
$.each(prientity_type_value,function(n,v){
if(v != prientity_type2_key){
prientity_type1_html += '<option value="'+v+'">'+(parseInt(v)+1)+'</option>';
}
if(v != prientity_type1_key){
prientity_type2_html += '<option value="'+v+'">'+(parseInt(v)+1)+'</option>';
}
});
prientity_type1_obj.empty().append(prientity_type1_html).val(prientity_type1_key);
prientity_type2_obj.empty().append(prientity_type2_html).val(prientity_type2_key);
}
prientity_type1_obj.change(function(){
rs_change();
});
prientity_type2_obj.change(function(){
rs_change();
});
rs_change();
});
</script>
</body>
</html>