Mega Code Archive
Removes the entries with the specified key from NameObjectCollectionBase
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using System;
using System.Collections;
using System.Collections.Specialized;
public class MyCollection : NameObjectCollectionBase {
private DictionaryEntry _de = new DictionaryEntry();
public DictionaryEntry this[ int index ] {
get {
_de.Key = this.BaseGetKey( index );
_de.Value = this.BaseGet( index );
return( _de );
}
}
public MyCollection( IDictionary d ) {
foreach ( DictionaryEntry de in d ) {
this.BaseAdd( (String) de.Key, de.Value );
}
}
public void Remove( String key ) {
this.BaseRemove( key );
}
public void Remove( int index ) {
this.BaseRemoveAt( index );
}
}
public class SamplesNameObjectCollectionBase {
public static void Main() {
IDictionary d = new ListDictionary();
d.Add( "A", "a" );
d.Add( "B", "b" );
d.Add( "C", "C" );
MyCollection myCol = new MyCollection( d );
Console.WriteLine( "Initial state of the collection (Count = {0}):", myCol.Count );
PrintKeysAndValues( myCol );
myCol.Remove( 1 );
Console.WriteLine( "After removing the element at index 1 (Count = {0}):", myCol.Count );
PrintKeysAndValues( myCol );
myCol.Remove( "red" );
Console.WriteLine( "After removing the element with the key \"red\" (Count = {0}):", myCol.Count );
PrintKeysAndValues( myCol );
}
public static void PrintKeysAndValues( MyCollection myCol ) {
for ( int i = 0; i < myCol.Count; i++ ) {
Console.WriteLine( "[{0}] : {1}, {2}", i, myCol[i].Key, myCol[i].Value );
}
}
}
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