How to install PHP.PHPUnit and Composer on mac(mojave)

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How to install PHP, PHPUnit and composer on Mac

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1.PHP installation

# curl -s http://php-osx.liip.ch/install.sh | bash -s 7.4

# cd /usr/local/bin

# ln -s /usr/local/php74/bin/php php

# ln -s /usr/local/php74/bin/phpize phpize

# ln -s /usr/local/php74/bin/php-config php-config

# php -v

PHP 7.4.7 (cli) (built: Jun 12 2020 00:00:24) ( NTS )

Copyright (c) The PHP Group

Zend Engine v3.4.0, Copyright (c) Zend Technologies

    with Xdebug v3.0.0-dev, Copyright (c) 2002-2020, by Derick Rethans

    with Zend OPcache v7.4.7, Copyright (c), by Zend Technologies

To download and install the current stable version of PHPUnit:

# wget https://phar.phpunit.de/phpunit.phar

# chmod +x phpunit.phar

# mv phpunit.phar /usr/local/bin/phpunit

# phpunit --version

PHPUnit 9.2.3 by Sebastian Bergmann and contributors.

To download and install the latest version of composer:

# curl -sS https://getcomposer.org/installer | php

# chmod +x composer.phar

# mv composer.phar /usr/local/bin/composer

# composer -V

Composer version 1.10.7 2020-06-03 10:03:56

Set the paths for PHP:

echo 'export PATH="/usr/local/opt/php@7.4.7/bin:$PATH"' >> ~/.bash_profile

echo 'export PATH="/usr/local/opt/php@7.4.7/sbin:$PATH"' >> ~/.bash_profile