What is php mean objective?

Question

I mean what is php really used for, the importance and the like?

Answer 1

It is an open source totally free server side scripting language. Javascript by comparison is a client side scripting language in that it runs in the end user's browser while php is executed on the server before the page is served to the client's browser. This allows it to interact with databases and it can be used to generate html, javascript and css kn the fly dynamically.

Answer 2

See this.
https://www.sololearn.com/learn/PHP/1801/