新增数组去重方法

src/views/ceshi/ceshi0225.vue

@@ -692,6 +692,7 @@ export default {
     //         this.dataAll.gen = [ ...res.data.rows,...this.dataAll.gen ]
     //     }
     // })
+    
   },
   async mounted() {
     this.setGraphData();
@@ -929,6 +930,19 @@ export default {
                           text: row.value,
                         });
                       });
+                      for (let i = 0; i < linkarr.length; i++) {
+                        let j = i++;
+                        let a = linkarr[i].form;
+                        let b = linkarr[i].to;
+                        for (let j = i + 1; j < linkarr.length; j++) {
+                          let c = linkarr[j].form;
+                          let d = linkarr[j].to;
+                          if ((a == c && b == d) || (a == d && b == c)) {
+                            linkarr.splice(j, 1);
+                          }
+                        }
+                      }
+
                       this.$refs.seeksRelationGraph.appendJsonData(
                         {
                           nodes: nodearr,
@@ -1076,6 +1090,18 @@ export default {
                           text: row.value,
                         });
                       });
+                      for (let i = 0; i < linkarr.length; i++) {
+                        let j = i++;
+                        let a = linkarr[i].form;
+                        let b = linkarr[i].to;
+                        for (let j = i + 1; j < linkarr.length; j++) {
+                          let c = linkarr[j].form;
+                          let d = linkarr[j].to;
+                          if ((a == c && b == d) || (a == d && b == c)) {
+                            linkarr.splice(j, 1);
+                          }
+                        }
+                      }
                       this.$refs.seeksRelationGraph.appendJsonData(
                         {
                           nodes: nodearr,
@@ -1284,6 +1310,18 @@ export default {
               text: row.value,
             });
           });
+          for (let i = 0; i < linkarr.length; i++) {
+                        let j = i++;
+                        let a = linkarr[i].form;
+                        let b = linkarr[i].to;
+                        for (let j = i + 1; j < linkarr.length; j++) {
+                          let c = linkarr[j].form;
+                          let d = linkarr[j].to;
+                          if ((a == c && b == d) || (a == d && b == c)) {
+                            linkarr.splice(j, 1);
+                          }
+                        }
+                      }
           this.$refs.seeksRelationGraph.appendJsonData(
             {
               nodes: nodearr,
@@ -1403,6 +1441,18 @@ export default {
             text: row.value,
           });
         });
+        for (let i = 0; i < linkarr.length; i++) {
+                        let j = i++;
+                        let a = linkarr[i].form;
+                        let b = linkarr[i].to;
+                        for (let j = i + 1; j < linkarr.length; j++) {
+                          let c = linkarr[j].form;
+                          let d = linkarr[j].to;
+                          if ((a == c && b == d) || (a == d && b == c)) {
+                            linkarr.splice(j, 1);
+                          }
+                        }
+                      }
         this.$refs.seeksRelationGraph.appendJsonData(
           {
             nodes: nodearr,
@@ -1913,6 +1963,18 @@ export default {
                               text: row.value,
                             });
                           });
+                          for (let i = 0; i < linkarr.length; i++) {
+                        let j = i++;
+                        let a = linkarr[i].form;
+                        let b = linkarr[i].to;
+                        for (let j = i + 1; j < linkarr.length; j++) {
+                          let c = linkarr[j].form;
+                          let d = linkarr[j].to;
+                          if ((a == c && b == d) || (a == d && b == c)) {
+                            linkarr.splice(j, 1);
+                          }
+                        }
+                      }
                           this.$refs.seeksRelationGraph.appendJsonData(
                             {
                               nodes: nodearr,
@@ -2328,6 +2390,15 @@ export default {
         return "";
       }
     },
+    //数组去重
+    unique(arr) {
+      // 根据唯一标识orderId来对数组进行过滤
+      const res = new Map(); //定义常量 res,值为一个Map对象实例
+      //返回arr数组过滤后的结果，结果为一个数组   过滤条件是，如果res中没有某个键，就设置这个键的值为1
+      return arr.filter(
+        (arr) => !res.has(arr.OrderId) && res.set(arr.OrderId, 1)
+      );
+    },
   },
 };
 </script>