PHP explode array then loop through values and output to variable

Question

The string I am trying to split is $item[\'category_names\'] which for example contains Hair, Fashion, News

I currently have the following

Answer 1

PHP explode array by loop demo: http://sandbox.onlinephpfunctions.com/code/086402c33678fe20c4fbae6f2f5c18e77cb3fbc2

its works for me