Object Oriented Programming - oop 's

[jphilapy]

Hello,

Trying to run the attached snippet of code but I keep getting the attached error message:

I am using Windows 2k, running this script at my dos prompt.

-------------ERROR-----------------

<b>Warning</b>: Undefined variable: firstname in <b>F:\My Documents\php_shell\test2\class.ph</b> on line <b>16</b><br>
<br>
<b>Warning</b>: Undefined property: firstname in <b>F:\My Documents\php_shell\test2\class.ph</b> on line <b>9</b><br>
Firstname: \nLastname: Schmoe<br>
<b>Warning</b>: Undefined variable: firstname in <b>F:\My Documents\php_shell\test2\class.ph</b> on line <b>16</b><br>
<br>
<b>Warning</b>: Undefined property: firstname in <b>F:\My Documents\php_shell\test2\class.ph</b> on line <b>9</b><br>
Firstname: \nLastname: Shmake

-----------CODE-----------
<?php
class Name
{
var $firstname;
var $lastname;

    function print_name()
    {
        print 'Firstname: ' . $this->firstname;
        print '\nLastname: ' . $this->lastname;
    }

    function change_name($name)
    {
        $name = preg_split('/\s+/', $name);
        $this->$firstname = $name[0];
        $this->lastname = $name[1];
    }
}

$obj = new Name;

$obj->change_name("Joe Schmoe");
$obj->print_name();

$obj->change_name("Jake Shmake");
$obj->print_name();

?>

[[deleted]]

One dollar too many:

$this->$firstname = $name[0];

[jphilapy]

Thanks, fixed me right up.

It figures that the only time I would have one dollar to many and it just ain't gonna work.

Jeff

vincent wrote:

One dollar too many:

$this->$firstname = $name[0];