如何在 Ubuntu 中安装 PHP GD
声明：本页面是StackOverFlow热门问题的中英对照翻译，遵循CC BY-SA 4.0协议，如果您需要使用它，必须同样遵循CC BY-SA许可，注明原文地址和作者信息，同时你必须将它归于原作者（不是我）：StackOverFlow
原文地址: http://stackoverflow.com/questions/44718896/
Warning: these are provided under cc-by-sa 4.0 license. You are free to use/share it, But you must attribute it to the original authors (not me):
StackOverFlow
How to install PHP GD in Ubuntu
提问by Abdul Moeed Chohan
I want to convert the image in low resolution with GD. I'm working on IBM Server under these speces
Version: PHP 7.0.15-0ubuntu0.16.04.4 (cli) ( NTS )
and I have also comment out the extension from php.ini but can't enabled the GD on php server.
I Just received this error.
我想用 GD 转换低分辨率的图像。我正在 IBM Server 下使用这些规范版本：PHP 7.0.15-0ubuntu0.16.04.4 (cli) ( NTS )
我也注释掉了 php.ini 的扩展名，但无法在 php 服务器上启用 GD . 我刚收到这个错误。
Run Command:sudo apt-get install libgd
运行命令：sudo apt-get install libgd
Reading package lists... Done
阅读包裹清单...完成
Building dependency tree Reading state information... Done E: Unable to locate package libgd
构建依赖树读取状态信息...完成 E: 无法定位包 libgd
Second Command When I run give this message:
第二个命令当我运行时给出以下消息：
1) packages have unmet dependencies
1) 包有未满足的依赖项
and after running this command received this:
并在运行此命令后收到此：
Command:sudo apt-get install libgd-dev
命令：sudo apt-get install libgd-dev
Reading package lists... Done
阅读包裹清单...完成
Building dependency tree
构建依赖树
Reading state information... Done
读取状态信息...完成
You might want to run 'apt-get -f install' to correct these:
您可能需要运行 'apt-get -f install' 来更正这些：
The following packages have unmet dependencies: libgd-dev : Depends: libgd3 (= 2.1.1-4ubuntu0.16.04.6) but it is not going to be installed
以下软件包具有未满足的依赖项： libgd-dev : Depends: libgd3 (= 2.1.1-4ubuntu0.16.04.6) 但它不会被安装
Depends: libpng-dev
Depends: libz-dev
Depends: libjpeg-dev
Depends: libfreetype6-dev but it is not going to be installed
Depends: libxpm-dev but it is not going to be installed
Depends: libx11-dev but it is not going to be installed
Depends: libxt-dev but it is not going to be installed
Depends: libfontconfig-dev
Depends: libvpx-dev but it is not going to be installed
Depends: libtiff-dev
linux-image-virtual : Depends: linux-image-4.4.0-81-generic but it is not going to be installed
linux-image-virtual : 取决于: linux-image-4.4.0-81-generic 但它不会被安装
E: Unmet dependencies. Try 'apt-get -f install' with no packages (or specify a solution).
E：未满足的依赖项。尝试不带软件包的“apt-get -f install”（或指定解决方案）。
Cause of this Problem:
此问题的原因：
PHP Fatal error: Uncaught Error: Call to undefined function imagecreatefromstring()
PHP 致命错误：未捕获的错误：调用未定义的函数 imagecreatefromstring()
Note please anyone tell me the step-by-step command to enable this GD Library on my this Linus machine. thanks alot
请注意，请任何人告诉我在我的这台 Linus 机器上启用此 GD 库的分步命令。多谢
回答by Andrei Todorut
sudo apt-get update
For 5.6 PHP
对于 5.6 PHP
sudo apt-get install php5.6-gd
For 7.0 PHP
对于 7.0 PHP
sudo apt-get install php7.0-gd
