Removes the element with the specified key from the
IDictionary.
Syntax
Parameters
- key
- The key of the element to remove.
- value
- The value that was removed.
Return Value
true if the element is successfully removed; otherwise, false. This method also returns false if
key was not found in the original
IDictionary.
Exceptions
Example
Library/Library.Test/TestBTreeDictionary.cs
| C# |  Copy Code |
|---|
BTreeDictionary<int, string> data = new BTreeDictionary<int, string>(Comparer);
Assert.IsTrue(data.TryAdd(1, "a"));
Assert.IsFalse(data.TryAdd(1, "a"));
Assert.IsTrue(data.TryUpdate(1, "a"));
Assert.IsTrue(data.TryUpdate(1, "c"));
Assert.IsTrue(data.TryUpdate(1, "d", "c"));
Assert.IsFalse(data.TryUpdate(1, "f", "c"));
Assert.AreEqual("d", data[1]);
Assert.IsTrue(data.TryUpdate(1, "a", data[1]));
Assert.AreEqual("a", data[1]);
Assert.IsFalse(data.TryUpdate(2, "b"));
string val;
Assert.IsTrue(data.TryRemove(1, out val) && val == "a");
Assert.IsFalse(data.TryRemove(2, out val));
Assert.AreNotEqual(val, "a"); |
| VB.NET | Copy Code |
|---|
Dim data As New BTreeDictionary(Of Integer, String)(Comparer)
Assert.IsTrue(data.TryAdd(1, "a"))
Assert.IsFalse(data.TryAdd(1, "a"))
Assert.IsTrue(data.TryUpdate(1, "a"))
Assert.IsTrue(data.TryUpdate(1, "c"))
Assert.IsTrue(data.TryUpdate(1, "d", "c"))
Assert.IsFalse(data.TryUpdate(1, "f", "c"))
Assert.AreEqual("d", data(1))
Assert.IsTrue(data.TryUpdate(1, "a", data(1)))
Assert.AreEqual("a", data(1))
Assert.IsFalse(data.TryUpdate(2, "b"))
Dim val As String
Assert.IsTrue(data.TryRemove(1, val) AndAlso val = "a")
Assert.IsFalse(data.TryRemove(2, val))
Assert.AreNotEqual(val, "a") |
Requirements
Target Platforms: Windows XP, Windows Server 2003, Windows Vista, Windows Server 2008, Windows 7
See Also
