vue、js前端map排序

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objSortByVal(obj) {   let keyArr = [],valArr = [];   for (let key in obj) {     keyArr.push(key);     valArr.push(obj[key]);   }   for (let i = 0, len = valArr.length; i < len; i++) {     for (let j = 0; j < len - i; j++) {       let keyTemp, valTemp;       if (valArr[j] < valArr[j + 1]) {         valTemp = valArr[j];         valArr[j] = valArr[j + 1];         valArr[j+1] = valTemp;         keyTemp = keyArr[j];         keyArr[j] = keyArr[j + 1];         keyArr[j+1] = keyTemp;       }     }   }   let newObj={};   for(let i=0;i<valArr.length;i++){     newObj[''+keyArr[i]+'']=valArr[i];   }   return newObj; },

调用方法：

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1	let newMap = this.objSortByVal(res.body.totalMap);