In computer programming, a function, procedure, method, subroutine, routine, or subprogram is a callable unit of software logic that has a well-defined...

In computer programming, an anonymous function (function literal, lambda abstraction, lambda function, lambda expression or block) is a function definition...

A computer program is a sequence or set of instructions in a programming language for a computer to execute. It is one component of software, which also...

a concept of object-oriented programming Function (computer programming), a callable sequence of instructions Function (music), a relationship of a chord...

In computer programming, a callback is a function that is stored as data (a reference) and designed to be called by another function – often back to the...

In computer science, function-level programming refers to one of the two contrasting programming paradigms identified by John Backus in his work on programs...

variables to be among computer science's "most valuable treasures." Donald Knuth, Structured Programming, with go to Statements In computer science, a pointer...

In computer science, imperative programming is a programming paradigm of software that uses statements that change a program's state. In much the same...

In computer science, declarative programming is a programming paradigm—a style of building the structure and elements of computer programs—that expresses...

In computer programming, a pure function is a function that has the following properties: the function return values are identical for identical arguments...

Computer programming or coding is the composition of sequences of instructions, called programs, that computers can follow to perform tasks. It involves...

In computer science, a literal is a textual representation (notation) of a value as it is written in source code. Almost all programming languages have...

the first programming language to implement it. Christopher Strachey chose the term ad hoc polymorphism to refer to polymorphic functions that can be...

In computer science, a type signature or type annotation defines the inputs and outputs of a function, subroutine or method. A type signature includes...

In computer science, an operation, function or expression is said to have a side effect if it has any observable effect other than its primary effect of...

Numbers in the Ch Programming Language". Scientific Programming: 76–106. Cheng, Harry (1993). "Scientific Computing in the Ch Programming Language". Scientific...

mathematics and computer science, a higher-order function (HOF) is a function that does at least one of the following: takes one or more functions as arguments...

In programming languages, a closure, also lexical closure or function closure, is a technique for implementing lexically scoped name binding in a language...

A wrapper function is a function (another word for a subroutine) in a software library or a computer program whose main purpose is to call a second subroutine...

In computer programming, a trait is a language concept that represents a set of methods that can be used to extend the functionality of a class. In object-oriented...

In computer science, functional programming is a programming paradigm where programs are constructed by applying and composing functions. It is a declarative...

In computer programming, a parameter or a formal argument is a special kind of variable used in a subroutine to refer to one of the pieces of data provided...

In computer science, conditionals (that is, conditional statements, conditional expressions and conditional constructs) are programming language constructs...

In functional programming, a monad is a structure that combines program fragments (functions) and wraps their return values in a type with additional computation...

In computer science, function composition is an act or mechanism to combine simple functions to build more complicated ones. Like the usual composition...

and computer science, currying is the technique of translating a function that takes multiple arguments into a sequence of families of functions, each...

Skeleton programming is a style of computer programming based on simple high-level program structures and so called dummy code. Program skeletons resemble...

team published the first textbook on programming, The Preparation of Programs for an Electronic Digital Computer, which detailed the creation and the...

computer programming: Computer programming – process that leads from an original formulation of a computing problem to executable computer programs....

is a fundamental concept in computer science and software engineering, especially within the object-oriented programming paradigm. Examples of this include:...