在Centos系统安装完成之后，在配置环境的过程中
往往需要gd库的运行，特别是用来处理图片的API，或是使用GD库来生成图片、处理图片等等，都是需要gd库的支持的！ &">nbsp; GD库的作用： GD库可以用来生成缩略图、针对图片加水印、用汉字来生成验证码，或是对网站数据生成报表等。 GD库的安装： 我们可以直接使用yum命令来安装，自动解决依赖关系及安装GD库相关的包。 [root@localhost ~]# yum install php-gd* Loaded
plugins: fastestmirror, refresh-packagekit, security Loading mirror speeds from cached hostfile * base: mirrors.yun-idc.com * extras: centos.ustc.edu.cn * updates: mirrors.yun-idc.com adobe-linux-
x86_64 | 951 B 00:00 adobe-linux-x86_64/primary | 1.2 kB 00:00 adobe-linux-x86_64 2/2 base | 3.7 kB 00:00 extras | 3.4 kB 00:00 extras/primary_db | 29 kB 00:00 updates | 3.4 kB 00:00 Setting up Install Process Resol
ving Dependencies --> Running transaction check ---> Package php-gd.x86_64 0:5.3.3-27.el6_5 will be updated ---> Package php-gd.x86_64 0:5.3.3-40.el6_6 will be an update --> Processing Dependency: php-common(x86-64) = 5.3.3-40.el6_6 for package: php-gd-5.3.3-40.el6_6.x86_64 --> Running transaction check ---> Package php-common.x86_64 0:5.3.3-27.el6_5 will be updated ---> Package php-common.x86_64 0:5.3.3-40.el6_6 will be an update --> Finished Dependency Resolution Dependencies Resolved ============================================================================================= Package Arch Version
Repository Size ============================================================================================= Updating: php-gd x86_64 5.3.3-40.el6_6 updates 109 k Updating for dependencies: php-common x86_64 5.3.3-40.el6_6 updates 527 k Transaction Summary ============================================================================================= Upgrade 2 Package(s) Total download size: 636 k Is this ok [y/N]: y Downloading Packages: (1/2): php-common-5.3.3-40.el6_6.x86_64.rpm | 527 kB 00:00 (2/2): php-gd-5.3.3-40.el6_6.x86_64.rpm | 109 kB 00:00 --------------------------------------------------------------------------------------------- Total 1.3 MB/s | 636 kB 00:00 Running rpm_check_debug Running Transaction Test Transaction Test Succeeded Running Transaction Updating : php-common-5.3.3-40.el6_6.x86_64 1/4 Updating : php-gd-5.3.3-40.el6_6.x86_64 2/4 Cleanup : php-gd-5.3.3-27.el6_5.x86_64 3/4 Cleanup : php-common-5.3.3-27.el6_5.x86_64 4/4 Verif
ying : php-gd-5.3.3-40.el6_6.x86_64 1/4 Verifying : php-common-5.3.3-40.el6_6.x86_64 2/4 Verifying : php-gd-5.3.3-27.el6_5.x86_64 3/4 Verifying : php-common-5.3.3-27.el6_5.x86_64 4/4 Updated: php-gd.x86_64 0:5.3.3-40.el6_6 Dependency Updated: php-common.x86_64 0:5.3.3-40.el6_6 Complete!
安装完成之后，gd库就已经安装到你的Centos系统中啦！