一维数组的插入:
实现效果:在1 2 3 后面插入4
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using System; using System.Collections; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace Array { class Program { static void Main( string [] args) { int [] array = new int [] { 1, 2, 3 }; int [] des = addArray(array, 4, 4); foreach ( int item in des) { Console.WriteLine(item ); } Console.ReadLine(); } static int [] addArray( int [] bornArray, int index, int value) { ArrayList list = new ArrayList(bornArray ); if (index <0) { index =0 ; } if (index >bornArray .Length -1) { index = bornArray.Length; } list.Insert(index ,value ); int [] des = new int [list.Count ]; for ( int i=0;i<list.Count;i++) { des[i] = ( int )list[i]; } return des; } } } |
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