Contains() method in C# is case sensitive . And there is not StringComparison parameter available similar to Equals() method, which helps to compare case insensitive.
Read moreIs set case sensitive?
This applies to Sets: If the set contains String elements, the elements are case-sensitive . Two set elements that differ only by case are considered distinct.20 Şub 2019
Read moreIs set contains case sensitive in Java?
contains() method of Collection interface returns true if this set contains the specified element. But the problem is contains() method only check the equality of element (case sensitive).14 Tem 2019
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