are a fundamental data type in programming that represent a sequence of characters. is the process of combining multiple strings together to create a new string. The of a string refers to the position of a specific character within the string. By using the index, we can access and manipulate individual characters or s within a larger string. The of a string is determined by the number of characters it contains. s are special characters that allow us to include symbols such as newline or tabs within a string.
Strings in most programming languages are , meaning that they cannot be changed once created. However, we can create new strings based on existing ones using concatenation or substring operations. When strings, we need to keep in mind that they are case-sensitive unless specified otherwise. Various are available to perform common operations such as finding substrings, converting cases, or replacing text within a string. These methods provide flexibility and simplify string manipulation tasks.