How i can be advanced in any language ?

Answer 1

@nancy

try pressing the checkmark next to the most helpful answer

Answer 2

In official docs/forums/by testing features/reading books
About PHP: http://php.net
You can find everything you want.
Also, learn about the history of programming, how does your code get interpreted and why it works, and many more things.

Answer 3

thank you ☺

Answer 4

Learn about it's core, turn it inside out and watch what happens.

Answer 5

where 😅?

Answer 6

practice is the key word