使用perlbrew切换到系统Perl [英] Switching to the system Perl using perlbrew
问题描述
首先,有一些背景知识.
First, some background.
perlbrew
是用于帮助将Perl安装到非标准目录(通常在您的主目录下)的工具.
perlbrew
is a tool to assist with the installation of Perl into a non-standard directory (usually under your home directory).
它还可以帮助您控制在交互式shell中执行perl
时使用哪种Perl安装.使用perlbrew use
和perlbrew switch
在安装之间进行切换. perlbrew use
仅影响当前的外壳,而perlbrew switch
更永久.
It also helps you control which Perl installation is used when executing perl
in an interactive shell. Switching between installations is done using perlbrew use
and perlbrew switch
. perlbrew use
only affects the current shell, while perlbrew switch
is more permanent.
$ perl -V:version | $ perl -V:version
version='5.20.0'; | version='5.20.0';
|
$ perlbrew use 5.18.2t | $ perlbrew switch 5.18.2t
|
$ perl -V:version | $ perl -V:version
version='5.18.2'; | version='5.18.2';
|
$ bash -ic 'perl -V:version' | $ bash -ic 'perl -V:version'
version='5.20.0'; | version='5.18.2';
perlbrew off
用于恢复使用系统Perl,但是它像perlbrew use
一样是临时的.有没有办法以perlbrew switch
的永久性恢复到系统Perl?
perlbrew off
is used to revert to using the system Perl, but it's temporary like perlbrew use
. Is there a way to revert to the system Perl with the permanency of perlbrew switch
?
推荐答案
您可以使用以下命令
perlbrew switch-off
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