Function vs. Perform — What's the Difference?

A role or position within a structured plan.

Legal or formal fulfillment of a duty.

A social event or gathering organized for a particular purpose.

To carry out an action or task.

A specific purpose an item is designed to fulfill.

To do something to a specified standard.

In mathematics, a relation between a set of inputs and a set of permissible outputs.

To execute a dramatic role or piece of music.

A routine within a program designed to perform a specific task.

To conduct oneself in a specified manner.

An activity that is natural to or the purpose of a person or thing

Carry out, accomplish, or fulfil (an action, task, or function)

A relation or expression involving one or more variables

Present (a form of entertainment) to an audience

A thing dependent on another factor or factors

To begin and carry through to completion; do

A large or formal social event or ceremony

To take action in accordance with the requirements of; fulfill

Work or operate in a proper or particular way

To enact (a feat or role) before an audience.

A person's role or occupation

To give a public presentation of; present

(Computers) A procedure within an application.

To function or accomplish something as expected or required

An official ceremony or a formal social occasion

To yield a return on investment

Something closely related to another thing and dependent on it for its existence, value, or significance

To portray a role or demonstrate a skill before an audience

A variable so related to another that for each value assumed by one there is a value determined for the other.

To present a dramatic or musical work or other entertainment before an audience.

A rule of correspondence between two sets such that there is exactly one element in the second set assigned to each element in the first set. Also called mapping.

(transitive) To do (something); to execute.

To have or perform a function; serve

(intransitive) To exhibit an expected pattern of behavior; to function; to work.

To deal with or overcome the challenges of everyday life

(law) To act in a way set forth in a contract.

What something does or is used for.

(transitive) To act in accordance with (a contract); to fulfill one’s terms of (a contract).

A professional or official position.

(intransitive) To fulfill contractually agreed-to terms.

An official or social occasion.

(ambitransitive) To do (something) in front of an audience, such as acting or music, often in order to entertain.

Something which is dependent on or stems from another thing; a result or concomitant.

To behave theatrically so as to give the impression of (a quality, character trait, etc.); to feign.

A relation where one thing is dependent on another for its existence, value, or significance.

(social science) Of a social actor, to behave in certain ways.

(mathematics) A relation in which each element of the domain is associated with exactly one element of the codomain. Category:en:Functions

(transitive) To behave in accordance with, and thereby in turn shape, (a social notion or role).

(computing) A routine that receives zero or more arguments and may return a result.

(intransitive) To behave in ways that carry meaning in social contexts.

(biology) The physiological activity of an organ or body part.

To carry through; to bring to completion; to achieve; to accomplish; to execute; to do.

(chemistry) The characteristic behavior of a chemical compound.

To discharge; to fulfill; to act up to; as, to perform a duty; to perform a promise or a vow.

(anthropology) The role of a social practice in the continued existence of the group.

To represent; to act; to play; as in drama.

(intransitive) To have a function.

To do, execute, or accomplish something; to acquit one's self in any business; esp., to represent sometimes by action; to act a part; to play on a musical instrument; as, the players perform poorly; the musician performs on the organ.

(intransitive) To carry out a function; to be in action.

Carry out or perform an action;

The act of executing or performing any duty, office, or calling; performance.

Perform a function;

The appropriate action of any special organ or part of an animal or vegetable organism; as, the function of the heart or the limbs; the function of leaves, sap, roots, etc.; life is the sum of the functions of the various organs and parts of the body.

Give a performance (of something);

The natural or assigned action of any power or faculty, as of the soul, or of the intellect; the exertion of an energy of some determinate kind.

Get (something) done;

The course of action which peculiarly pertains to any public officer in church or state; the activity appropriate to any business or profession.

A quantity so connected with another quantity, that if any alteration be made in the latter there will be a consequent alteration in the former. Each quantity is said to be a function of the other. Thus, the circumference of a circle is a function of the diameter. If x be a symbol to which different numerical values can be assigned, such expressions as x2, 3x, Log. x, and Sin. x, are all functions of x.

A religious ceremony, esp. one particularly impressive and elaborate.

A public or social ceremony or gathering; a festivity or entertainment, esp. one somewhat formal.

To execute or perform a function; to transact one's regular or appointed business.

A mathematical relation such that each element of one set is associated with at least one element of another set

What something is used for;

The actions and activities assigned to or required or expected of a person or group;

A relation such that one thing is dependent on another;

A formal or official social gathering or ceremony;

A vaguely specified social event;

A set sequence of steps, part of larger computer program

Perform as expected when applied;

Serve a purpose, role, or function;

Perform duties attached to a particular office or place or function;

It implies how well someone executes their tasks or duties.

Function refers to the intended purpose or role, while perform refers to the act of doing something.

Generally, no. Function refers to purpose, while perform relates to action.

It describes a relation between inputs and outputs where each input is related to exactly one output.

Yes, machines are designed with specific functions in mind, like a dishwasher’s function to clean dishes.

An actor performs a character in a play.

No, perform can also apply to machines, systems, or devices.

Not directly; function is about intended purpose, not the act of performing.

Function describes a person's role, while perform assesses how well they fulfill that role.

Yes, in technology, it often refers to a specific capability of a software or hardware.

Yes, it can describe how well an athlete or team executes their skills during a game.

Execute, act, or carry out.

Function describes what the software does, while perform describes how well it does it.

It refers to the execution of duties as per legal requirements.

Yes, especially if it's a formal or organized gathering with a specific purpose.