StringDictionary.Remove Method (String)
.NET Framework (current version)
Removes the entry with the specified key from the string dictionary.
Assembly: System (in System.dll)
Parameters
- key
-
Type:
System.String
The key of the entry to remove.
| Exception | Condition |
|---|---|
| ArgumentNullException | The key is null. |
| NotSupportedException | The StringDictionary is read-only. |
If the StringDictionary does not contain an element with the specified key, the StringDictionary remains unchanged. No exception is thrown.
The key is handled in a case-insensitive manner; it is translated to lowercase before it is used to find the entry to remove from the string dictionary.
This method is an O(1) operation.
The following code example demonstrates how to add and remove elements from a StringDictionary.
Universal Windows Platform
Available since 10
.NET Framework
Available since 1.1
Available since 10
.NET Framework
Available since 1.1
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