Summary
	
    Verifies that a dictionary contains all requires keys.
    An System.ArgumentException will be thrown if the
    specified keys are not all present in the dictionary.
    
		
	Syntax
	public static void RequireKeys<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