Determines whether the dictionary contains all the specified keys.
Syntax
public static bool ContainsKeys<TKey, TValue>(this IReadOnlyDictionary<TKey, TValue> dictionary, params TKey[] keys)
Type Parameters
| Name |
Description |
| TKey |
The type of keys. |
| TValue |
The type of values. |
Parameters
| Name |
Type |
Description |
| dictionary |
IReadOnlyDictionary<TKey, TValue> |
The dictionary to verify. |
| keys |
TKey[] |
The keys that must be present in the dictionary. |
Return Value
| Type |
Description |
| bool |
true if the dictionary contains all the specified keys, false otherwise. |