apt-mirror脚本源代码注释要点.doc,#!/usr/bin/perl =pod =head1 NAME apt-mirror - apt sources mirroring tool =head1 SYNOPSIS apt-mirror [configfile] =head1 DESCRIPTION A small and efficient tool that lets you mirror a part of or the whole Debian GNU/Linux d
my $n = shift;#取参数第一个值 my $minus = $n < 0 ? '-' : '';#条件判断然后赋值- or '' $n = abs($n);#取绝对值 $n = int( ( $n + .05 ) * 10 ) / 10; #对n处理 $n .= '.0' unless $n =~ /\./;# $n .= '0' if substr( $n, ( length($n) - 1 ), ...