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2.7

 

EcmaScript

, JavaScript JScript. 1996 . 1997 . ISO/IEC JTC 1 Fast-Tracking, ISO/IEC 16262. 1998 ECMA ECMA-262, ISO/IEC 16262. , , , , .

ECMAScript :

- (. Number);

- (. String);

- (. Boolean);

- (. Null);

- (. Undefined).

ECMAScript 64- , IEEE 754-2008 , Not-a-Number, , NaN. "" , .

"" :

- (. Object).

ECMAScript , :

- (. Reference);

- (. List);

- (. Completion);

- (. Property Descriptor);

- (. Property Identifier);

- (. Lexical Environment);

- (. Environment Record).

ECMAScript , , . has Own Property. , , .

+ , . - , + , .

, void , ECMAScript , undefined.

ECMAScript . , - Function. , , , , . , , . , .

ECMAScript :

- (, parseInt),

- , .

"" , - -CGI(Common Gateway Interface, ).

CGI -. . (, , ) ( , HTML-). " " , .

CGI - CGI- , , "" . .

CGI , , , , , . PHP (Personal Home Page); ASP(Active Server Pages) Microsoft; Java- JSP(Java Server Pages) Sun Microsystems; ColdFusion Allaire- .

"" Netscape. , Netscape Navigator 2.0 JavaScript 1.0, 1995.

Microsoft - JavaScript (, JScript, JavaScript- Netscape) Internet Explorer 3.0.

JavaScript ECMA ( -European Computer Manufacturers Association, ), (Information and Communication Technology, ICT) (Consumer Electronics, CE), ISO. ECMA-262 ISO 16262, ECMAScript. , , Microsoft JScript . , -JavaScript.



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