Not what its UserAgent string is or its version number, but whether it actually supports that feature.

我们不关注浏览器的UserAgent字符串或者版本号，而是检测它能够支持什么样的特性。

youdao

The code for this module will be a simple layer on top of LWP: : UserAgent, which is included in the libwww-perl package.

这个模块的代码将是在LWP：UserAgent上的一个简单层，它包含在libwww -perl包中。

youdao

It supports both put and get, and gives your code complete access to the HTTP request header, including the UserAgent field.

它支持put和get，并且使您的代码具有对HTTP请求标头的完全访问权，包括useragent域。

youdao

It supports both put and get, and gives your code complete access to the HTTP request header, including the UserAgent field.

它支持put和get，并且使您的代码具有对HTTP请求标头的完全访问权，包括useragent域。

youdao