#atom
ID: CS-008
Date: [Insert Date]
Content:
A string is a sequence of characters used to represent text. It is one of the most fundamental data types in programming and is used for storing and manipulating textual data.
Key Characteristics:
- Immutable: In many languages, strings are immutable, meaning once created, they cannot be changed. Instead, operations on strings create new strings.
- Sequence of Characters: Strings are composed of characters, which can include letters, numbers, symbols, and whitespace.
- Encoding: Strings are often encoded using standards like ASCII, UTF-8, or Unicode to represent characters.
Common Operations:
- Concatenation: Combining two or more strings.
- Substring: Extracting a portion of a string.
- Length: Determining the number of characters in a string.
- Searching: Finding the position of a character or substring.
- Replacement: Replacing parts of a string with another string.
Examples in Different Languages:
- Python:
text = "Hello, World!" - Java:
String text = "Hello, World!"; - C++:
std::string text = "Hello, World!";
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