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				@@ -77,8 +77,13 @@ export default { 
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				       } else if (this.mode == 'multiple') { //  多选 
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				         // 新增 
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				         if (this.lastData.length < value.length) { 
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				-          const ret = this.getRow(value[value.length - 1]) 
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				-          value = [...this.lastData, ret] 
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				+          if (value.length <= 5) { 
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				+            const ret = this.getRow(value[value.length - 1]) 
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				+            value = [...this.lastData, ret] 
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				+          } else { 
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				+            this.$message.info('最多选择5个通用编码') 
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				+            return false 
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				+          } 
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				         } else { 
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				           // 删除 
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				           value.map(item => { 
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