JavaScript的惦记

总是忘记了 JavaScript 的发展.总是惦记着怎么实现多浏览器支持.总是想让前台的校验趋于完美.

 

Table --- Relationship Between JScript Language and Browser Version

Language Version

Browser Version

JScript 1.0	Internet Explorer 3.0
JScript 3.0	Internet Explorer 4.0
JScript 5.0	Internet Explorer 5.0
JScript 5.5	Internet Explorer 5.5
JScript 5.6	Internet Explorer 6.0

Table --- Relationship Between Microsoft JScript and ECMA Script

Microsoft Version

Standard Version

Exceptions

JScript 1.0	Very loose conformance to ECMA-262 Edition 1	Many, and some extra features (even though ECMAScript is based in part on JScript 1.0)
JScript 3.0	Strict conformance to ECMA-262 Edition 1	Includes some extra features
JScript 5.0	Strict conformance to ECMA-262 Edition 1	Includes many extra features
JScript 5.5	Strict conformance to ECMA-262 Edition 3	Includes some extra features
JScript 5.6	Strict conformance to ECMA-262 Edition 3	Includes some extra features

Table ---Rough Correspondence Between Microsoft and Netscape/Mozilla JavaScript

Language Version

Browser Version

Language Version

Browser Version

JavaScript 1.0	Netscape 2.0	JScript 1.0	Internet Explorer 3.0
JavaScript 1.3	Netscape 4.06	JScript 3.0	Internet Explorer 4.0
JavaScript 1.5	Netscape 6+, Mozilla-based browsers	JScript 5.5	Internet Explorer 5.5+