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Only Do What Only You Can Do
200. get and set environment variable
Hyperpolyglot Interpreted Languages: PHP, Perl, Python, Ruby より (2012.05.08)
VBScript
JScript
Perl
$ENV{"HOME"} $ENV{"PATH") = "/bin";
PHP
getenv("HOME") putenv("PATH=/bin");
Python
os.getenv('HOME') os.environ['PATH'] = '/bin'
Ruby
ENV["HOME"] ENV["PATH"] = "/bin"