Method Contains

Contains(T, IEqualityComparer<T>?)

Determines whether the list contains a value that is equal to the specified value.

Declaration

public bool Contains(T value, IEqualityComparer<T>? comparer = null)

Parameters

Type	Name	Description
T	value	The value to search for.
IEqualityComparer<T>	comparer	The comparer to use to determine equality, or null to use the default comparer.

Returns

Type	Description
bool

Remarks

This operation enumerates the list, so it takes O(n) time plus the cost of the comparisons. Nodes added by other threads during the search are not considered.

Exceptions

Type	Condition
ObjectDisposedException	The list has been disposed.