Compute the order of magnitude of an integer

/*
C#: The Complete Reference 
by Herbert Schildt 

Publisher: Osborne/McGraw-Hill (March 8, 2002)
ISBN: 0072134852
*/
// Compute the order of magnitude of an integer 
 
using System; 
 
public class WhileDemo {   
  public static void Main() { 
    int num; 
    int mag; 
 
    num = 435679; 
    mag = 0; 
 
    Console.WriteLine("Number: " + num); 
 
    while(num > 0) { 
      mag++; 
      num = num / 10; 
    }; 
 
    Console.WriteLine("Magnitude: " + mag); 
  }   
}

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Compute the order of magnitude of an integer : While « Language Basics « C# / C Sharp

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