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客户端javascript执行模型

[英]client-side javascript execution model

How many javascript virtual machine instances will be created by the browser? 浏览器将创建多少个javascript虚拟机实例? Does it create instances on a per-page basis? 是否按每页创建实例? Or does it use only one instance across different pages? 还是仅在不同页面上使用一个实例?

It varies per browser, I believe. 我认为,每个浏览器都不同。 – GregL Feb 15 at 7:26 – GregL 2月15日在7:26

Although, a script in one page affecting another script from a whole different tab...that'd seem to run counter to everything they're trying to do securitywise. 虽然,一个页面中的脚本会从一个完全不同的选项卡中影响另一个脚本……这似乎与他们试图在安全方面所做的一切背道而驰。 – cHao Feb 15 at 7:28 – cHao 2月15日,7:28

This is very much implementation-dependent. 这在很大程度上取决于实现。 Read documentation of individual implementation would help. 阅读各个实现的文档将有所帮助。

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