Csharp/C Sharp by API/System.Collections.Generic/Collection
Collection.Add()
<source lang="csharp"> using System; using System.Collections.Generic; using System.Collections.ObjectModel; class MainClass {
static void Main() { Collection<int> numbers = new Collection<int>(); numbers.Add( 2 ); numbers.Add( 9 ); Collection<string> strings = new Collection<string>(); strings.Add( "J" ); strings.Add( "B" ); Collection< Collection<int> > colNumbers = new Collection<Collection<int>>(); colNumbers.Add( numbers ); IList<int> theNumbers = numbers; foreach( int i in theNumbers ) { Console.WriteLine( i ); } }
}
</source>
extends Collection<T>
<source lang="csharp"> using System; using System.Collections; using System.Collections.Generic; using System.Collections.ObjectModel; using System.Text; class ConverterCollection<T> : Collection<T> {
private Converter<T,T> convert; public ConverterCollection(Converter<T,T> convert) { this.convert = convert; } protected override void InsertItem(int index, T item) { base.InsertItem(index, convert(item)); }
} public class MainClass {
public static void Main() { ConverterCollection<string> c = new ConverterCollection<string>( delegate (string s) { return s.ToUpper(); }); c.Add("Hello"); c.Add("World!"); foreach (string s in c) Console.WriteLine(s); }
}
</source>
new Collection<T>()
<source lang="csharp"> using System; using System.Collections.Generic; using System.Collections.ObjectModel; class MainClass {
static void Main() { Collection<int> numbers = new Collection<int>(); numbers.Add( 2 ); numbers.Add( 9 ); Collection<string> strings = new Collection<string>(); strings.Add( "J" ); strings.Add( "B" ); Collection< Collection<int> > colNumbers = new Collection<Collection<int>>(); colNumbers.Add( numbers ); IList<int> theNumbers = numbers; foreach( int i in theNumbers ) { Console.WriteLine( i ); } }
}
</source>