PHP Function Return

In this chapter you will learn:

1. What is function return
2. Note for function return
3. Example - return value from a function

Description

Function can return one value back from functions by using the return statement.

Note

If you try to assign to a variable the return value of a function that has no return value, your variable will be set to NULL.

Example

Return value from a function

<?PHP//ja  v  a  2 s .  com
function foo() { 
       print "In function"; 
       return 1; 
       print "Leaving function..."; 
} 
print foo(); 
?>

The code above generates the following result.

Next chapter...

What you will learn in the next chapter:

1. How to return a reference
2. Syntax to return reference from a function
3. Example - Return reference from a function

PHP Function

PHP Function Create

PHP Function Parameter

PHP Function Default Parameters

PHP Variable Length Parameter

PHP Function Reference Parameter

PHP Function Return

PHP Return Reference

PHP Variable Scope in Functions

PHP Global Variables

PHP Recursive Functions

PHP Anonymous Function

PHP static variable