题解 | #数组去重#
数组去重
https://www.nowcoder.com/practice/0b5ae9c4a8c546f79e2547c0179bfdc2
Array.prototype.uniq = function () {
let newArr = [];
for(var i =0;i<this.length;i++){
if(newArr.includes(this[i])){
this.splice(i,1)
i--;
}else{
newArr.push(this[i]);
}
}
return this;
}
