此外还建议您查看所有可选环境变量和属性的当前设置。
It is also recommended that you review the current Settings for all optional environment variables and properties.
要查看当前所有的环境变量，可以输入printenv，如清单6所示。
To see all your current environment variables, type printenv, as shown in Listing 6.
要查看您的shell中设置了哪些环境变量，键入printenv命令。
To see which environment variables are set in your shell, type printenv.
另外，可以使用一个非常有用的命令查看进程环境变量，即命令pseww。
As an aside a useful command to look at the environment variables of a process is the command ps eww.
但是，如果您遇到困难，可以查看一下环境变量。
However, if you're having difficulty, take a look at your environment variables.
在Debug窗口中可以查看所有全局环境变量、php全局变量和每个Web请求的参数。
All the global environment variables, PHP globals, and the parameters of each Web server request are available in the Debug window.
在Debug窗口中可以查看所有全局环境变量、php全局变量和每个Web请求的参数。
All the global environment variables, PHP globals, and the parameters of each Web server request are available in the Debug window.
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