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See Roslyn-Detected C# Warning Classes for more information.
Prefer a 'TryAdd' call over an 'Add' call guarded by a 'ContainsKey' check. 'TryAdd' behaves the same as 'Add', except that when the specified key already exists, it returns 'false' instead of throwing an exception.
This check corresponds to Roslyn rule CA1864. For full rule details, see the Microsoft website: CA1864.
| Class Name | Prefer the 'IDictionary.TryAdd(TKey, TValue)' method (C#) |
|---|---|
| Significance | reliability |
| Mnemonic | ROSLYN.PERFORMANCE.CA1864 |
| Categories | None |
| Availability | Available for C# only. |
| Enabling | Checks for this warning class are enabled by
default. To disable them, add the following WARNING_FILTER rule to the
project configuration file.
WARNING_FILTER += discard class="Prefer the 'IDictionary.TryAdd(TKey, TValue)' method (C#)" |
The following configuration file parameters affect checks for this warning class.
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