The indexOf() method returns the index number where the target string is first found or -1 if the target is not found. Like equals(), the indexOf() method is case-sensitive , so uppercase and lowercase chars are considered to be different.
Read moreHow do you check if a string contains a character in C#?
To check if a string str contains specified character value , or say if specified character is present in the string, use C# String. Contains(Char) method . Call Contains() method on the string str and pass the character value as argument. Contains() method returns True if str contains value .
Read moreHow do you make a case-insensitive?
includes on and the substring to lowercase to make a case insensitive lookup.
Read moreIs C# contains case-insensitive?
The string. Contains() method in C# is case sensitive . And there is not StringComparison parameter available similar to Equals() method, which helps to compare case insensitive.4 Oca 2014
Read moreCan we use contains in C#?
C# String Contains() The C# Contains() method is used to return a value indicating whether the specified substring occurs within this string or not.
Read moreHow do you check if a string contains a word C#?
To check if a string str contains specified substring value , or say if specified substring is present in the string, use C# String. Contains(String) method . Call Contains() method on the string str and pass the substring value as argument. Contains() method returns True if string str contains the substring value .
Read moreHow do you check if a list contains an item C#?
public bool Contains (T item); Here, item is the object which is to be locate in the List<T>. The value can be null for reference types. Return Value: This method returns True if the item is found in the List<T> otherwise returns False.
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