17.3.txt

《Microsoft Visual C# .NET 2003开发技巧大全》源代码

Listing 17.3 Creating a Web Service Method
[WebMethod( Description=”Generates a list of numbers between
Min and Max with or without duplicates” )]
public int[] GenerateNumbers(int Count, int Min, int Max, bool AllowDuplicates)
{
Random rand = new Random( DateTime.Now.Millisecond );
ArrayList numbers = new ArrayList( Count );
for( int i = 0; i < Count; i++ )
{
int newNum = rand.Next( Min, Max );
if( AllowDuplicates == false )
{
while( numbers.Contains( newNum ) == true )
{
newNum = rand.Next( Min, Max );
}
}
numbers.Add( newNum );
}
return (int[]) numbers.ToArray(typeof(int));
}