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how to install latest composer in mac

brew install composer

install composer mac

curl -sS https://getcomposer.org/installer | php
php composer.phar install
mv composer.phar /usr/local/bin/composer
open -e  ~/.zshrc
// or open -e  ~/.bash_profile
alias composer="php /usr/local/bin/composer"

how to install composer on mac

/* Step 1 */
install homebrew
/* Step 2 */
brew install composer

composer install mac

Run the below commands inside the Terminal:

Step 1.
sudo php -r "copy('https://getcomposer.org/installer','composer-setup.php');" 

Step 2.
php composer-setup.php

Step 3.
sudo mv composer.phar /usr/local/bin/composer  

install composer mac

mv composer.phar /usr/local/bin/composer
chmod +x /usr/local/bin/composer

install composer mac

sudo composer self-update