小白，请教各位大佬！if判断如何使用对象的方式优化?感激不尽

Question

if的代码如何优化到最简if(res.OrderInfo.OrderItems.GoodsSource==='JD'){res.OrderInfo.OrderItems.GoodsSource='京东';}elseif(res.OrderInfo.OrderItems.GoodsSource==='SF'){res.OrderInfo.OrderItems.GoodsSource='顺丰';}elseif(res.OrderInfo.OrderItems.GoodsSource==='SELF'){res.OrderInfo.OrderItems.GoodsSource='商户自营';}

Answer 1

constMAP={
'JD':'京东',
'SF':'顺丰',
'SELF':'商户自营'
}
res.OrderInfo.OrderItems.GoodsSource=MAP[res.OrderInfo.OrderItems.GoodsSource]||'未知'