Syntax
auto double_it = [](int value) { return value * 2; };Examples
C++ lambdas example
A focused example you can adapt while practising.
auto double_it = [](int value) { return value * 2; };Best practices
- Start with the smallest working example, then adapt it to your project.
- Use the language’s standard library and idioms before introducing extra dependencies.
At a glance
- Purpose
- Systems and general-purpose software
- File extension
- .cpp · .hpp
- Runs in
- Compiled native applications
- Usually used with
- Compiler and standard library
Specifications & further reading
Related C++ documentation
C++ Functions & Lambdas
Functions declare a return type, name, and parameters. Lambdas are anonymous callable objects and can capture surrounding values explicitly.C++ function definitions
C++ reference for c++ function definitions.C++ pass by value
C++ reference for c++ pass by value.C++ const reference parameters
C++ reference for c++ const reference parameters.
Functions declare a return type, name, and parameters. Lambdas are anonymous callable objects and can capture surrounding values explicitly.C++ function definitions
C++ reference for c++ function definitions.C++ pass by value
C++ reference for c++ pass by value.C++ const reference parameters
C++ reference for c++ const reference parameters.