Types of functions in php | php tutorial

Started by Sharmait007, September 19, 2011, 07:30:29 AM

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Sharmait007

September 19, 2011, 07:30:29 AM Last Edit: September 19, 2011, 08:40:53 AM by Webhelpforums
Types of functions in php:
Function with no arguments  and no return values.
Function with no arguments  and with return values.
Function with  arguments  and no return values.
Function with  arguments  and  return values.

Function with no arguments  and no return values.
<html>
<body>

<?php
function add()
{
$a=10;
$b=20;
Echo $a+$b;

}
add();
?>
Function with no arguments  and with return values.
<html>
<body>

<?php
function add()
{
$x=10;
$y=20;

$total=$x+$y;
return $total;
}
$a=add();
echo  $a;
?>
Function with  arguments  and no return values.
<html>
<body>

<?php
function add($x,$y)
{
$total=$x+$y;
echo $total;
}
add(10,10);
?>

Function with  arguments  and  return values.
<html>
<body>

<?php
function add($x,$y)
{
$total=$x+$y;
return $total;
}

echo . add(10,10);
?>

Quickgun12

#1
September 23, 2011, 05:47:09 AM Last Edit: September 23, 2011, 06:54:30 AM by Webhelpforums
Hi Sharma....The above PHP function types concepts was very nice.....

The concepts was really very useful for me  and all the PHP developers....

Thanks for your helpful information....

jordanhustin

#2
December 28, 2011, 06:39:19 AM
I want to learn php.can you tell me the best website to learn php online?

lillianabe

#3
January 27, 2012, 01:57:39 AM
Now days in PHP programming, developer prefer to use scripts which are easily available to develop basic functionality to save the time. Understanding of function is require to create custom requirement and it is necessary to know how to pass the argument and how to calculate the value in argument. 
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