microsoft edge extensions dynamic scripts

However, JScript supports conditional compilation, which allows a programmer to selectively execute code within block comments. They are just different names for the same language, and the reason the names are different was to get around trademark issues. A lot of people think that JScript and JavaScript are different but similar languages. did not want to deal with Sun Microsystems about the trademark issue, and so they called their implementation JScript. Īs explained by Douglas Crockford in his talk titled The JavaScript Programming Language on YUI Theater, JScript has been criticized for being insecure and having multiple security bugs 'exploited by nation-state actors', leading Microsoft to add an option to disable it. NET Framework version 2 or version 4, but static type annotations are optional.

NET, which adds several new features from the abandoned fourth edition of the ECMAScript standard. JScript 10.0 is a separate dialect, also known as JScript. Its most recent version is JScript 9.0, included in Internet Explorer 9. JScript was first supported in the Internet Explorer 3.0 browser released in August 1996. It also means such applications can use multiple Active Scripting languages, e.g., JScript, VBScript or PerlScript. This means that it can be 'plugged in' to OLE Automation applications that support Active Scripting, such as Internet Explorer, Active Server Pages, and Windows Script Host. JScript is implemented as an Active Scripting engine. JScript is Microsoft's legacy dialect of the ECMAScript standard that is used in Microsoft's Internet Explorer 11 and older.

Microsoft edge extensions dynamic scripts