In PHP, variables can hold values of various types. String : Variables that hold text or character data. Strings can be enclosed in single quotes (‘) or double quotes (“)….

In PHP, variables are used to store and manipulate data. it is like container which allowed to hold something, after that we can manipulate it, we can perform operations on….

Every thing about echo and display In PHP, there are several ways to write content to a web page or output it to the browser, similar to using the echo….