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查询Tags标签: newArr2,共有 3条记录-
Scala 可变数组ArrayBuffer
1 package chapter072 3 import scala.collection.mutable4 import scala.collection.mutable.ArrayBuffer5 6 object Test02_ArrayBuffer {7 def main(args: Array[String]): Unit = {8 // 1. 创建可变数组9 val arr1: ArrayBuffer[Int] = new ArrayBuffer[Int…
2022/1/18 23:40:53 人评论 次浏览 -
Scala 可变数组ArrayBuffer
1 package chapter072 3 import scala.collection.mutable4 import scala.collection.mutable.ArrayBuffer5 6 object Test02_ArrayBuffer {7 def main(args: Array[String]): Unit = {8 // 1. 创建可变数组9 val arr1: ArrayBuffer[Int] = new ArrayBuffer[Int…
2022/1/18 23:40:53 人评论 次浏览 -
手写flat
let arr = [1,[2,3,[4]],5,6,[7,[8],[9,10,[11],12]]];Array.prototype.myFlat = function(n){let newArr = [];this.forEach(item=>{if(Array.isArray(item) && n > 0){newArr = newArr.concat(item.myFlat(n-1))}else{newArr.push(item)}})return newArr;…
2021/5/5 18:28:39 人评论 次浏览