Csharp/C Sharp/Language Basics/Break — различия между версиями

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Текущая версия на 11:39, 26 мая 2010

Find the smallest factor of a value

/*
C#: The Complete Reference 
by Herbert Schildt 
Publisher: Osborne/McGraw-Hill (March 8, 2002)
ISBN: 0072134852
*/
// Find the smallest factor of a value. 
 
using System; 
 
public class FindSmallestFactor {  
  public static void Main() {  
    int factor = 1; 
    int num = 1000; 
      
    for(int i=2; i < num/2; i++) {  
      if((num%i) == 0) { 
        factor = i; 
        break; // stop loop when factor is found 
      } 
    }  
    Console.WriteLine("Smallest factor is " + factor);  
  }  
}


the break statement

/*
Mastering Visual C# .NET
by Jason Price, Mike Gunderloy
Publisher: Sybex;
ISBN: 0782129110
*/
/*
  Example4_13.cs illustrates the use of
  the break statement
*/
public class Example4_13
{
  public static void Main()
  {
    int total = 0;
    for (int counter = 1; counter <= 10; counter++)
    {
      System.Console.WriteLine("counter = " + counter);
      total += counter;
      if (counter == 5)
      {
        System.Console.WriteLine("break from loop");
        break;
      }
    }
    System.Console.WriteLine("total = " + total);
  }
}


Using break with nested loops

/*
C#: The Complete Reference 
by Herbert Schildt 
Publisher: Osborne/McGraw-Hill (March 8, 2002)
ISBN: 0072134852
*/
// Using break with nested loops.  
 
using System; 
 
public class BreakNested {  
  public static void Main() {  
  
    for(int i=0; i<3; i++) {  
      Console.WriteLine("Outer loop count: " + i);  
      Console.Write("    Inner loop count: "); 
 
      int t = 0;             
      while(t < 100) {  
        if(t == 10) break; // terminate loop if t is 10  
        Console.Write(t + " ");  
        t++; 
      }  
      Console.WriteLine();  
    }  
    Console.WriteLine("Loops complete.");  
  }  
}