handleIncludes(childArr, fatherArr) { return childArr.every(v => fatherArr.includes(v)); }, let target = this.handleIncludes(this.commonSignalList[n], val); // 是子集时target 是true, 不是子集时,target是false
handleIncludes(childArr, fatherArr) { return childArr.every(v => fatherArr.includes(v)); }, let target = this.handleIncludes(this.commonSignalList[n], val); // 是子集时target 是true, 不是子集时,target是false