I am a beginner. So please tell what are the tools or softwares required in my system to do php coding.

Question

I happen to see a software whos icon spelled as "ps"

Answer 1

Answers above are right, but maybe you will need other tools too and also be careful the bits of your system, go to youtube, and you will get perfect explanations

Answer 2

You can download and install it too
http://www.wampserver.com/en/