this[TKey key] [1/2]

TValue System.Collections.Immutable.ImmutableDictionary< TKey, TValue >.this[TKey key]

get

Implements System.Collections.Generic.IReadOnlyDictionary< TKey, TValue >.

Definition at line 1021 of file ImmutableDictionary.cs.

    {
        get
        {
            Requires.NotNullAllowStructs(key, "key");
            if (TryGetValue(key, out var value))
            {
                return value;
            }
            throw new KeyNotFoundException(System.SR.Format(System.SR.Arg_KeyNotFoundWithKey, key.ToString()));
        }
    }