linux系统下安装wget。

我们先安装linux系统比如centos7.1里面有的就没有wget下载工具。wget这个命令就不可以使用。

我们使用

yum -y install wget

yum install perl

会出现：

[root@localhost ~]# yum -y install wget
Loaded plugins: fastestmirror
Repodata is over  weeks old. Install yum-cron? Or run: yum makecache fast
base                                                     | 3.6 kB     :
extras                                                   | 3.4 kB     :
updates                                                  | 3.4 kB     :
(/): base//x86_64/group_gz                              |  kB   :
(/): extras//x86_64/primary_db                          |  kB   :
(/): base//x86_64/primary_db                            | 5.3 MB   :
(/): updates//x86_64/primary_db                         | 5.7 MB   :
Determining fastest mirrors
 * base: mirrors.tuna.tsinghua.edu.cn
 * extras: mirrors.sina.cn
 * updates: mirrors.sina.cn
Resolving Dependencies
--> Running transaction check
---> Package wget.x86_64 :1.14-.el7_0. will be installed
--> Finished Dependency Resolution

Dependencies Resolved

================================================================================
 Package        Arch             Version                   Repository      Size
================================================================================
Installing:
 wget           x86_64           1.14-.el7_0.           base            k

Transaction Summary
================================================================================
Install   Package

Total download size:  k
Installed size: 2.0 M
Downloading packages:
wget-1.14-.el7_0..x86_64.rpm                            |  kB   :
Running transaction check
Running transaction test
Transaction test succeeded
Running transaction
  Installing : wget-1.14-.el7_0..x86_64                                  /
  Verifying  : wget-1.14-.el7_0..x86_64                                  /

Installed:
  wget.x86_64 :1.14-.el7_0.

Complete!
[root@localhost ~]# #yum install perl
[root@localhost ~]# wget http://dl.wdlinux.cn:5180/lanmp_laster.tar.gz
---- ::--  http://dl.wdlinux.cn:5180/lanmp_laster.tar.gz
Resolving dl.wdlinux.cn (dl.wdlinux.cn)... 222.186.61.177
Connecting to dl.wdlinux.cn (dl.wdlinux.cn)|222.186.61.177|:... connected.
HTTP request sent, awaiting response...  OK
Length:  (78M) [application/x-gzip]
Saving to: ‘lanmp_laster.tar.gz’

%[======================================>] ,,  .78MB/s   in 52s

-- :: (1.50 MB/s) - ‘lanmp_laster.tar.gz’ saved [/]

[root@localhost ~]#

这个命令安装wget工具，然后就可以使用了。.................................................................