关于正则表达式的反选的问题。

twf_cc

using bash 3.0 is ok, no external program.
fang@bash ~
$ uname -a
CYGWIN_NT-5.1 bash 1.5.18(0.132/4/2) 2005-07-02 20:30 i686 unknown unknown Cygwin

fang@bash ~
$ cat junk.txt
128.104.200.36
200.53.110.37
202.107.195.52
202.108.25.15
203.231.200.4
210.23.229.131
211.114.82.252
216.17.180.20
218.135.228.10
218.24.139.109
218.37.27.142
219.123.39.114
219.123.39.115
220.231.17.69
221.11.140.231
82.22.117.174


fang@bash ~
$ cat temp.sh
#! /bin/bash
for i in $(< "$@")
do
if [[ "$i" =~ '^218.135.*' ]]
   then
    continue
     else
      echo "$i"
  fi
done

fang@bash ~
$ ./temp.sh junk.txt
128.104.200.36
200.53.110.37
202.107.195.52
202.108.25.15
203.231.200.4
210.23.229.131
211.114.82.252
216.17.180.20
218.24.139.109
218.37.27.142
219.123.39.114
219.123.39.115
220.231.17.69
221.11.140.231
82.22.117.174

fang@bash ~
$