This method splits the into sequence of pieces size of each is not more then max length - CSharp System.Collections

CSharp examples for System.Collections:IEnumerable

  1. HOME
  2. CSharp
  3. System.Collections
  4. IEnumerable

Description

This method splits the into sequence of pieces size of each is not more then max length

Demo Code


using System.Text;
using System.Linq;
using System.Diagnostics.Contracts;
using System.Collections.Generic;
using System;//w w  w.j  a v a 2  s  . c  om

public class Main{
        /// <summary>
      /// This method splits the <paramref name="data"/> into sequence of pieces
      /// size of each is not more then <paramref name="maxLength"/>.
      /// (Size of each except the last is equal to <paramref name="maxLength"/>, size of the last can be less).
      /// </summary>
      [Pure]
      public static IEnumerable<T[]> SplitIntoPieces<T>(this T[] data, int maxLength)
      {
         Contract.Requires(data != null && maxLength > 0);

         if(maxLength == -1 || maxLength >= data.Length) {
            yield return data;
            yield break;
         }

         int bufferOfsetInData = 0;
         do {
            int pieceLength = Math.Min(data.Length - bufferOfsetInData, maxLength);
            var buffer = new T[pieceLength];
            Array.Copy(data, bufferOfsetInData, buffer, 0, pieceLength);
            bufferOfsetInData += pieceLength;
            yield return buffer;
         } while(data.Length > bufferOfsetInData);
      }
}

Related Tutorials