Return an array : Class Method « Class Interface « C# / C Sharp

Return an array

/*
C#: The Complete Reference 
by Herbert Schildt 

Publisher: Osborne/McGraw-Hill (March 8, 2002)
ISBN: 0072134852
*/


// Return an array. 
 
using System; 
 
class Factor { 
  /* Return an array containing the factors of num. 
     On return, numfactors will contain the number of 
     factors found. */ 
  public int[] findfactors(int num, out int numfactors) { 
    int[] facts = new int[80]; // size of 80 is arbitrary 
    int i, j; 
 
    // find factors and put them in the facts array 
    for(i=2, j=0; i < num/2 + 1; i++)  
      if( (num%i)==0 ) { 
        facts[j] = i; 
        j++; 
      } 
     
    numfactors = j; 
    return facts; 
  } 
} 
  
public class FindFactors { 
  public static void Main() {   
    Factor f = new Factor(); 
    int numfactors; 
    int[] factors; 
 
    factors = f.findfactors(1000, out numfactors); 
 
    Console.WriteLine("Factors for 1000 are: "); 
    for(int i=0; i < numfactors; i++) 
      Console.Write(factors[i] + " "); 
       
    Console.WriteLine();    
  } 
}

1.	Method Attributes
2.	Define methods that return a value and accept parameters
3.	Class a class method
4.	Call class methods 2
5.	Method overloading test
6.	Add a method to Building
7.	A simple example that uses a parameter
8.	Add a method that takes two arguments
9.	Use a class factory
10.	Demonstrate method overloading
11.	Automatic type conversions can affect overloaded method resolution
12.	A simple example of recursion
13.	Overloading Classes
14.	C# Classes Member Functions
15.	change field value in a method

Return an array : Class Method « Class Interface « C# / C Sharp

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