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				@@ -58,7 +58,7 @@ export default { 
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				     return { 
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				       itemId: null, 
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				       detailsData: null, //  详情数据 
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				-      pageInfo: null 
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				+      prevPageInfo: null 
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				     } 
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				   }, 
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				   methods: { 
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				@@ -75,7 +75,7 @@ export default { 
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				     }, 
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				     // 返回 
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				     goBack () { 
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				-      this.$router.push({ path: this.pageInfo && this.pageInfo.path, query: { closeLastOldTab: true } }) 
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				+      this.$router.push({ path: this.prevPageInfo && this.prevPageInfo.path, query: { closeLastOldTab: true } }) 
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				     } 
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				   }, 
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				   mounted () { 
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				@@ -93,7 +93,7 @@ export default { 
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				   }, 
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				   beforeRouteEnter (to, from, next) { 
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				     next(vm => { 
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				-      vm.pageInfo = from 
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				+      vm.prevPageInfo = from 
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				     }) 
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				   } 
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				 } 
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