Functions in PHP

[Kanika khurana]

What does function mean in PHP? How does they perform?

[sonia sharma]

PHP is not much different from other languages functions are also similar. A function is nothging it is just a piece of code which takes one or more inputs in the form of parameter and does some processing and returns a value.

[Guest]

Various functions of PHP are:
-User-defined functions
-Function arguments
-Returning values
-Variable functions
-Internal (built-in) functions
-Anonymous functions
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