全包价忽略个数显示不对

src/views/ecw/productPrice/batchIncreaseAir.vue

@@ -275,7 +275,7 @@ export default {
         // 检查被忽略的阶梯价
         let msgArr = [];
         if(data.priceType){
-          const ignoreAll = data.fullPriceStepList.length != this.form.fullPriceStepList.length
+          const ignoreAll =  this.form.fullPriceStepList.length - data.fullPriceStepList.length
           if(ignoreAll){
             msgArr.push(this.$t("{n}个全包阶梯价", {n: ignoreAll}))
           }