Computer science is the study of the theoretical foundations of information and computation, and of practical techniques for their implementation and application in computer systems.... , a literal
Literal
Literal may refer to:*Literal and figurative language, taken in a non-figurative sense.*Literal translation, the close adherence to the forms of a source language text.... is a notation for representing a fixed value
Value (computer science)
In computer science, a value is a sequence of bits that is interpreted according to some data type. It is possible for the same sequence of bits to have different values, depending on the type used to interpret its meaning.... in source code
Source code
In computer science, source code is any collection of statements or declarations written in some human-readable computer programming language.... . Almost all programming languages have notations for atomic values such as integer
Integer (computer science)
In computer science, the term integer is used to refer to a data type which represents some finite subset of the mathematical integers. These are also known as integral data types.... s, floating-point numbers, string
String (computer science)
In computer programming and some branches of mathematics, a string is an ordered sequence of symbols. These symbols are chosen from a predetermined set or alphabet.... s, and booleans
Boolean datatype
In computer science, the Boolean algebra datatype, sometimes called the logical datatype, is a primitive datatype having one of two values: Truth value and false.... ; some also have notations for elements of enumerated types
Enumerated type
In computer programming, an enumerated type is a data type consisting of a set of named constants called enumerators. The act of creating an enumerated type defines an enumeration.... and compound values such as array
Array
In computer science, an array is a data structure consisting of a group of element s that are accessed by index . In most programming languages each element has the same data type and the array occupies a contiguous area of computer memory.... s, record
Record (computer science)
In computer science, a record type or struct is a type whose values are records, i.e. aggregates of several items of possibly different types.... s, and object
Object (computer science)
In its simplest embodiment, an object is an allocated region of storage. Since programming languages use variable#Computer_programmings to access objects, the terms object and variable are often used interchangeably.... s.
In contrast to literals, variables or constants are symbols that can take on one of a class of fixed values, the constant being constrained not to change.
Computer science is the study of the theoretical foundations of information and computation, and of practical techniques for their implementation and application in computer systems.... , a literal
Literal
Literal may refer to:*Literal and figurative language, taken in a non-figurative sense.*Literal translation, the close adherence to the forms of a source language text.... is a notation for representing a fixed value
Value (computer science)
In computer science, a value is a sequence of bits that is interpreted according to some data type. It is possible for the same sequence of bits to have different values, depending on the type used to interpret its meaning.... in source code
Source code
In computer science, source code is any collection of statements or declarations written in some human-readable computer programming language.... . Almost all programming languages have notations for atomic values such as integer
Integer (computer science)
In computer science, the term integer is used to refer to a data type which represents some finite subset of the mathematical integers. These are also known as integral data types.... s, floating-point numbers, string
String (computer science)
In computer programming and some branches of mathematics, a string is an ordered sequence of symbols. These symbols are chosen from a predetermined set or alphabet.... s, and booleans
Boolean datatype
In computer science, the Boolean algebra datatype, sometimes called the logical datatype, is a primitive datatype having one of two values: Truth value and false.... ; some also have notations for elements of enumerated types
Enumerated type
In computer programming, an enumerated type is a data type consisting of a set of named constants called enumerators. The act of creating an enumerated type defines an enumeration.... and compound values such as array
Array
In computer science, an array is a data structure consisting of a group of element s that are accessed by index . In most programming languages each element has the same data type and the array occupies a contiguous area of computer memory.... s, record
Record (computer science)
In computer science, a record type or struct is a type whose values are records, i.e. aggregates of several items of possibly different types.... s, and object
Object (computer science)
In its simplest embodiment, an object is an allocated region of storage. Since programming languages use variable#Computer_programmings to access objects, the terms object and variable are often used interchangeably.... s.
In contrast to literals, variables or constants are symbols that can take on one of a class of fixed values, the constant being constrained not to change. Literals are often used to initialize variables, for example:
In its simplest embodiment, an object is an allocated region of storage. Since programming languages use variable#Computer_programmings to access objects, the terms object and variable are often used interchangeably.... -oriented languages (like ECMAScript
ECMAScript
ECMAScript is a scripting language, standardized by Ecma International in the ECMA-262 Specification . The language is widely used on the World Wide Web, and is often confused with JavaScript or JScript, the two major Programming language dialect from which ECMAScript was standardized.... ), objects can also be represented by literals. Methods of this object can be specified in the object literal using function literals. The brace notation below, which is also used for array literals, is typical for object literals:
ECMAScript is a scripting language, standardized by Ecma International in the ECMA-262 Specification . The language is widely used on the World Wide Web, and is often confused with JavaScript or JScript, the two major Programming language dialect from which ECMAScript was standardized.... (as well as its derivatives JavaScript
JavaScript
JavaScript is a scripting language widely used for client-side web development. It was the originating Programming language dialect of the ECMAScript standard.... and ActionScript
ActionScript
ActionScript is a scripting language based on ECMAScript. ActionScript is used primarily for the development of websites and software using the Adobe Flash Player platform , but is also used in some database applications , and in basic robotics, as with the Make Controller Kit.... ), an object with methods can be written using the object literal like this:
var newobj =
newobj.method1;
newobj.method2;
To briefly state the difference from normal class definition syntax, the keyword
In object-oriented programming, a class is a programming language construct that is used as a blueprint to create Object s. This blueprint includes Attribute s and Method s that the created objects all share.... " is absent and the semicolon
Semicolon
A semicolon is a conventional punctuation mark with several uses, mainly for pauses in sentences. The Italy printer Aldus Manutius the Elder established the practice of using the semicolon mark to separate words of opposed meaning, and to indicate interdependent statements.... used in languages like C++
C++
C++ is a general-purpose programming language. It is regarded as a middle-level language, as it comprises a combination of both high-level programming language and low-level programming language language features.... and C# is replaced by the comma
Comma
A comma is a type of punctuation mark .Comma may also refer to:* Comma , a type of interval in music theory* Comma , a species of butterfly... .
These object literals are similar to anonymous classes in other languages like Java
Java (programming language)
Java is a programming language originally developed by James Gosling at Sun Microsystems and released in 1995 as a core component of Sun Microsystems' Java .... .
