Installation and setting of global variables of composer under windows

Composer is a tool used by PHP to manage dependency relationships. You can declare the external libraries (libraries) you depend on in your project, and Composer will install these dependent library files for you.

1. Use the installer

to download and fool-proof installation:Composer-Setup.exe

2. Manual installation

2.1 Change directory and download composer.phar

Enter dos command:

php -r "readfile('https://getcomposer.org/installer');" | php

2.2 Move composer.phar

If the directory you downloaded is not in php, please move it to php

3. Set global variables

3.1 Create a new composer.bat

##composer.bat and composer.phar are in In the same folder, and don’t enter anything

3.2关键步骤

输入命令：

echo @php "%~dp0composer.phar" %*>composer.bat

3.3测试

在随意目录下输入：

composer -v

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