Get a property from this environment. :obj:`.run` will be cleared. :param prop: The property to get.

Helper to call a JavaScript function and return compositve types. The `expr` argument refers to a JavaScript function in the current V8

Check if :js:mod:`jsdom` is installed. :return: True if :js:mod:`jsdom` can be imported. Otherwise False.

拦截网络方法

Add a function to :obj:`.run`.

基础 ExecJS 环境

基础 ExecJS 环境

基础 ExecJS 环境

基础 ExecJS 环境

基础 Dom 环境

基础 Dom 环境

基础 Dom 环境

基础 Dom 环境

Evaluate JavaScript code in the V8 isolate. Side effects from the JavaScript evaluation is persisted inside a context (meaning variab

Execute `js` using given `node` executable.

Check if a value is a valid unicode string. >>> is_unicode(u'foo') True >>> is_unicode(u'✌') True >>> is_unicode(b'foo') Fals

Return the path of the library called `name` on the current system.

Return the libc name of the current system.

You may append to or override this method if you have other js files.

You may append to or override this method if you have other js files.

Add a function to :obj:`.run`.

Return an partial of `.exec`, with `node` set to :obj:`.node`, and `js` set to current javascripts in queue: (setup + run + post). :p

Return an partial of `.exec`, with `node` set to :obj:`.node`, and `js` set to current javascripts in queue: (setup + run + post). :p

Run all checks to see if the environment is ready to run.

Run all checks to see if the environment is ready to run.

Check if :js:mod:`jsdom` is installed. :return: True if :js:mod:`jsdom` can be imported. Otherwise False.

清理存储, 重置浏览器环境

清理存储, 重置浏览器环境

Helper to evaluate a JavaScript expression and return composite types. Returned value is serialized to JSON inside the V8 isolate and deseria

获取页面 html 元素

当前操作系统是否为 Linux

检查服务端口是否占用

The json_loads function loads a JSON object from a js/json string. It uses standard :mod:`ast` module to parse the js/json.

On Windows, the default event loop :external+python:class:`asyncio.ProactorEventLoop` supports subprocesses, whereas :external+python:class:`a

自定义 DOM 环境

自定义 DOM 环境

自定义 DOM 环境

自定义 DOM 环境

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