Written by the Fiveable Content Team โข Last updated September 2025
Verified for the 2026 exam
Verified for the 2026 examโขWritten by the Fiveable Content Team โข Last updated September 2025
Definition
String concatenation is the process of combining two or more strings together into one longer string. It is achieved using the "+" operator in most programming languages.
Related terms
String interpolation: A method of constructing new strings by embedding expressions inside string literals.
Concatenation assignment operator (+=): A shorthand way of appending one string to another.
Immutable strings: Strings that cannot be modified once created.