【CentOS】如何在線安裝pcre？

1.檢查CentOS系統是否安裝prce，，若是已安裝則會顯示pcre的版本信息

[root@localhost /]# rpm -qa pcre
pcre-7.8-6.el6.i686

2.刪除pcre包
[root@localhost /]# rpm -e --nodeps pcre

[root@localhost /]# rpm -qa pcre
3.在線安裝pcre

[root@localhost /]# yum install pcre

4.查看pcre的安裝路徑

[root@localhost /]# rpm -qa pcre
pcre-7.8-6.el6.i686
[root@localhost /]# rpm -ql pcre-7.8-6.el6.i686
/lib/libpcre.so.0
/lib/libpcre.so.0.0.1
/usr/bin/pcregrep
/usr/bin/pcretest
/usr/lib/libpcrecpp.so.0
/usr/lib/libpcrecpp.so.0.0.0
/usr/lib/libpcreposix.so.0
/usr/lib/libpcreposix.so.0.0.0
/usr/share/doc/pcre-7.8
/usr/share/doc/pcre-7.8/AUTHORS
/usr/share/doc/pcre-7.8/COPYING
/usr/share/doc/pcre-7.8/ChangeLog
/usr/share/doc/pcre-7.8/LICENCE
/usr/share/doc/pcre-7.8/NEWS
/usr/share/doc/pcre-7.8/README
/usr/share/man/man1/pcre-config.1.gz
/usr/share/man/man1/pcregrep.1.gz
/usr/share/man/man1/pcretest.1.gz