arrlist: [1, 2, 3, 5, 2, 3, '1'] // 得到 [1,5,'1']
let newArr = []
let spliceArr = []
// 使用set进行数组去重
newArr = [...new Set(this.arrlist)]
let newarr2 = new Array(newArr.length)
for (var t = 0; t < newarr2.length; t++) {
newarr2[t] = 0
}
for (let p = 0; p < newArr.length; p++) {
for (let j = 0; j < this.arrlist.length; j++) {
if (newArr[p] === this.arrlist[j]) {
newarr2[p]++
}
}
}
for (let m = 0; m < newArr.length; m++) {
console.log(newArr[m] + "'重复的次数为：'" + newarr2[m])
if (newarr2[m] === 1) {
spliceArr.push(newArr[m])
}
}
console.log(spliceArr)