String contains operator character

1. How do you check if a string contains a character?
2. Can a string contains special characters?
3. What characters can a string contain?
4. How to check if a string contains special characters in C#?

How do you check if a string contains a character?

The contains() method checks whether a string contains a sequence of characters. Returns true if the characters exist and false if not.

Can a string contains special characters?

To include certain special characters within a String, you must prefix them with a backslash (\).

What characters can a string contain?

A string can contain from 0 to approximately two billion (2 ^ 31) Unicode characters.

How to check if a string contains special characters in C#?

Use it inside for loop and check or the string that has special characters. str. ToCharArray(); With that, use a for loop and to check for each character using the isLetterOrDigit() method.