Fatorial Class Reference

List of all members.

Static Public Member Functions
static	play ($n)

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Detailed Description

Fatorial Example

Class of the math fatorial function to be used into the sequence diagram

Author:

Thiago Henrique Ramos da Mata <thiago.henrique.mata@gmail.com>

Definition at line 15 of file Fatorial.php.

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Member Function Documentation

static play

(

$

n

)

[static]

calc the fatorial of the value received

Assert:

( 0 ) == 1

Assert:

( 2 ) == 2

Assert:

( 4 ) == 24

Parameters:

integer

$n

Returns:

integer

Definition at line 26 of file Fatorial.php.

    {
        if(  $n < 0 )
        {
            throw new Exception( "invalid factorial value" );
        }

       if ( $n == 0 )
        {
            return 1;
        }
        else
        {
            return $n * self::play( $n - 1 );
        }
     }

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The documentation for this class was generated from the following file:

• examples/Fatorial/Fatorial.php