Value

A value is data and may be the result of evaluating an expression or the contents of a variable.

Related concepts:  ValueEvaluationVariable

Closest Wikipedia entry:  Value (computer science) — In computer science and software programming, a value is the representation of some entity that can be manipulated by a program. The members of a type are the values of that type. The "value of a variable" is given by the corresponding mapping in the environment.

Misconceptions about Value

26 documented Misconceptions

CallbackParametersInCaller

Parameters of a callback function may be written as parameters of the caller function

EqualityOperatorComparesObjectsValues

The equality operator compares two objects' values

EqualityOperatorComparesOnlyTypes

The equality operator '==' compares only the types of the operands

FunctionAsValueWithParentheses

To use a function as a value, one needs to have parentheses after its name

NoReturnValue

Functions without return statements return no value at all

NullAndUndefinedAreTheSame

The values null and undefined are the same

NullIsObject

null is an object

TypeofNullIsNull

The value null is of type 'null'