Good quality learning materials for PHP

Question

1. are there any thing called object oriented php.
2. if yes can any one recommend me some learning materials/ guide. other than sololearn

Answer 1

PHP is an object oriented programming
Here some resources
Modern PHP PHP Reference http://pdf.th7.cn/down/files/1502/Modern%20PHP.pdf

Beginning PHP http://cdn.phpreferencebook.com/wp-content/uploads/2008/12/php_reference_-_beginner_to_intermediate_php5.pdf

Answer 2

I'm not sure, but nope. There are some alternatives like node.js for back-end object-oriented script