I m 寻找一种方式,将使用Perl的用户名绘制成像(代表系统用户的单个数字)。
请不要建议<条码>greping /etc/passwd :
<><>Edit>/strong>
作为澄清,我不想寻求一种解决办法,即读/上/上/上上明了。 我认识到,在光临下,任何解决办法都将最终完成,但我正在寻求图书馆职能,为我服务。
I m 寻找一种方式,将使用Perl的用户名绘制成像(代表系统用户的单个数字)。
请不要建议<条码>greping /etc/passwd :
<><>Edit>/strong>
作为澄清,我不想寻求一种解决办法,即读/上/上/上上明了。 我认识到,在光临下,任何解决办法都将最终完成,但我正在寻求图书馆职能,为我服务。
标准功能getpwuid ,与同一C功能一样,根据该功能获得用户信息。 无需<代码>。
my ($name) = getpwuid(1000);
print $name,"
";
虽然最终读到<代码>/etc/passwd文档,但使用标准接口对于其他用户来说更为清楚,更不用说,它能拯救你们一些关键的中风。
实际上,我建议根据:- 这应当奏效,用户需要独一无二。
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