PHP

How to declare PHP variables output variables quotes and more?

June 29, 2020 comments off

In this blog I am going to to how to declare PHP variable output, PHP Variables Scope, PHP Global and Local Scope, PHP Global Keyword variable quotes and more.

Creating (Declaring) PHP Variables-
In PHP, a variable starts $ sign, this is mandatory for output or result
Variable always start with $ sign,
A variable name cannot start with a number.
A variable must start with a letter or underscore.

ex-


PHP local scope:


Any variable declared inside a function is considered as in local scopte of function scope. It can be accessible only inside that function where it is declared.

PHP global Scope

Any variable declared outside a function is considered as in the global scope. It can be accessed anywhere in the script.

Rajesh Kumar
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