PHP can be hosted using Nginx, Apache and IIS, 3 of my tested web server of it and you can do multiple project on it, I hope this answer your first question.
Then I love Composer, this provide great package for my projects. I also recommend NPM.
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The only concern with PHP is whether I can have multiple projects / web servers in one PC?
What do you think about composer?
PHP can be hosted using Nginx, Apache and IIS, 3 of my tested web server of it and you can do multiple project on it, I hope this answer your first question.
Then I love Composer, this provide great package for my projects. I also recommend NPM.