Ik heb een bestand met mail adressen op elke regel 1 bijv:
jan@jan.nl
Kip@kip.nl
lol@lol.nl
Hoe kan ik er dan snel achterkomen of er dubbelen inzitten ?
jan@jan.nl
Kip@kip.nl
lol@lol.nl
Hoe kan ik er dan snel achterkomen of er dubbelen inzitten ?

[COLOR= #0000BB]<?php
$bestand[/COLOR] [COLOR= #007700]=[/COLOR] [COLOR= #DD0000]jan@jan.nl
Kip@kip.nl
lol@lol.nl[/COLOR][COLOR= #007700];[/COLOR]
[COLOR= #0000BB]$emails[/COLOR] [COLOR= #007700]=[/COLOR] [URL="http://www.php.net/array"]array[/URL][COLOR= #007700]();[/COLOR]
[COLOR= #0000BB]$bestand[/COLOR] [COLOR= #007700]=[/COLOR] [URL="http://www.php.net/explode"]explode[/URL][COLOR= #007700]([/COLOR][COLOR= #DD0000]"n"[/COLOR][COLOR= #007700],[/COLOR] [COLOR= #0000BB]$bestand[/COLOR][COLOR= #007700]);[/COLOR]
[URL="http://www.php.net/foreach"]foreach[/URL][COLOR= #007700]([/COLOR][COLOR= #0000BB]$bestand[/COLOR] [COLOR= #007700]as[/COLOR] [COLOR= #0000BB]$email[/COLOR][COLOR= #007700])
{[/COLOR]
[URL="http://www.php.net/if"]if[/URL][COLOR= #007700](![/COLOR][URL="http://www.php.net/in_array"]in_array[/URL][COLOR= #007700]([/COLOR][COLOR= #0000BB]$email[/COLOR][COLOR= #007700],[/COLOR] [COLOR= #0000BB]$emails[/COLOR][COLOR= #007700]))[/COLOR]
[COLOR= #0000BB]$emails[/COLOR][COLOR= #007700][] =[/COLOR] [COLOR= #0000BB]$email[/COLOR][COLOR= #007700];
}[/COLOR]
[URL="http://www.php.net/echo"]echo[/URL] [COLOR= #DD0000]<pre>[/COLOR][COLOR= #007700].[/COLOR][URL="http://www.php.net/print_r"]print_r[/URL][COLOR= #007700]([/COLOR][COLOR= #0000BB]$emails[/COLOR][COLOR= #007700],[/COLOR] [COLOR= #0000BB]1[/COLOR][COLOR= #007700]);[/COLOR]
?> Array
(
[0] => abbouwma@planet.nl
[1] => brangtkglenbouw@telfort.nl
[2] => ha_keizgr@wanadoo.nl
) [COLOR= #0000BB]<?php
$bestand[/COLOR] [COLOR= #007700]=[/COLOR] [COLOR= #DD0000]jan@jan.nl
Kip@kip.nl
lol@lol.nl[/COLOR][COLOR= #007700];[/COLOR]
[COLOR= #0000BB]$emails[/COLOR] [COLOR= #007700]=[/COLOR] [URL="http://www.php.net/array"]array[/URL][COLOR= #007700]();[/COLOR]
[COLOR= #0000BB]$bestand[/COLOR] [COLOR= #007700]=[/COLOR] [URL="http://www.php.net/explode"]explode[/URL][COLOR= #007700]([/COLOR][COLOR= #DD0000]"n"[/COLOR][COLOR= #007700],[/COLOR] [COLOR= #0000BB]$bestand[/COLOR][COLOR= #007700]);[/COLOR]
[URL="http://www.php.net/foreach"]foreach[/URL][COLOR= #007700]([/COLOR][COLOR= #0000BB]$bestand[/COLOR] [COLOR= #007700]as[/COLOR] [COLOR= #0000BB]$email[/COLOR][COLOR= #007700])
{[/COLOR]
[URL="http://www.php.net/if"]if[/URL][COLOR= #007700](![/COLOR][URL="http://www.php.net/in_array"]in_array[/URL][COLOR= #007700]([/COLOR][COLOR= #0000BB]$email[/COLOR][COLOR= #007700],[/COLOR] [COLOR= #0000BB]$emails[/COLOR][COLOR= #007700]))[/COLOR]
[COLOR= #0000BB]$emails[/COLOR][COLOR= #007700][] =[/COLOR] [COLOR= #0000BB]$email[/COLOR][COLOR= #007700];
}[/COLOR]
[URL="http://www.php.net/foreach"]foreach[/URL][COLOR= #007700]([/COLOR][COLOR= #0000BB]$emails[/COLOR] [COLOR= #007700]as[/COLOR] [COLOR= #0000BB]$mailtje[/COLOR][COLOR= #007700]){[/COLOR]
[URL="http://www.php.net/echo"]echo[/URL] [COLOR= #0000BB]$mailtje[/COLOR][COLOR= #007700].[/COLOR][COLOR= #DD0000]"n"[/COLOR][COLOR= #007700];
}[/COLOR]
?> 
Sjoerd schreef:niet alfabetisch ?[COLOR= #0000BB]<?php $bestand[/COLOR] [COLOR= #007700]=[/COLOR] [COLOR= #DD0000]jan@jan.nl Kip@kip.nl lol@lol.nl[/COLOR][COLOR= #007700];[/COLOR] [COLOR= #0000BB]$emails[/COLOR] [COLOR= #007700]=[/COLOR] [URL="http://www.php.net/array"]array[/URL][COLOR= #007700]();[/COLOR] [COLOR= #0000BB]$bestand[/COLOR] [COLOR= #007700]=[/COLOR] [URL="http://www.php.net/explode"]explode[/URL][COLOR= #007700]([/COLOR][COLOR= #DD0000]"n"[/COLOR][COLOR= #007700],[/COLOR] [COLOR= #0000BB]$bestand[/COLOR][COLOR= #007700]);[/COLOR] [URL="http://www.php.net/foreach"]foreach[/URL][COLOR= #007700]([/COLOR][COLOR= #0000BB]$bestand[/COLOR] [COLOR= #007700]as[/COLOR] [COLOR= #0000BB]$email[/COLOR][COLOR= #007700]) {[/COLOR] [URL="http://www.php.net/if"]if[/URL][COLOR= #007700](![/COLOR][URL="http://www.php.net/in_array"]in_array[/URL][COLOR= #007700]([/COLOR][COLOR= #0000BB]$email[/COLOR][COLOR= #007700],[/COLOR] [COLOR= #0000BB]$emails[/COLOR][COLOR= #007700]))[/COLOR] [COLOR= #0000BB]$emails[/COLOR][COLOR= #007700][] =[/COLOR] [COLOR= #0000BB]$email[/COLOR][COLOR= #007700]; }[/COLOR] [URL="http://www.php.net/foreach"]foreach[/URL][COLOR= #007700]([/COLOR][COLOR= #0000BB]$emails[/COLOR] [COLOR= #007700]as[/COLOR] [COLOR= #0000BB]$mailtje[/COLOR][COLOR= #007700]){[/COLOR] [URL="http://www.php.net/echo"]echo[/URL] [COLOR= #0000BB]$mailtje[/COLOR][COLOR= #007700].[/COLOR][COLOR= #DD0000]"n"[/COLOR][COLOR= #007700]; }[/COLOR] ?>

[COLOR= #0000BB]<?php
$bestand[/COLOR] [COLOR= #007700]=[/COLOR] [COLOR= #DD0000]jan@jan.nl
Kip@kip.nl
lol@lol.nl[/COLOR][COLOR= #007700];[/COLOR]
[COLOR= #0000BB]$emails[/COLOR] [COLOR= #007700]=[/COLOR] [URL="http://www.php.net/array"]array[/URL][COLOR= #007700]();[/COLOR]
[COLOR= #0000BB]$bestand[/COLOR] [COLOR= #007700]=[/COLOR] [URL="http://www.php.net/explode"]explode[/URL][COLOR= #007700]([/COLOR][COLOR= #DD0000]"n"[/COLOR][COLOR= #007700],[/COLOR] [COLOR= #0000BB]$bestand[/COLOR][COLOR= #007700]);[/COLOR]
[URL="http://www.php.net/foreach"]foreach[/URL][COLOR= #007700]([/COLOR][COLOR= #0000BB]$bestand[/COLOR] [COLOR= #007700]as[/COLOR] [COLOR= #0000BB]$email[/COLOR][COLOR= #007700])
{[/COLOR]
[URL="http://www.php.net/if"]if[/URL][COLOR= #007700](![/COLOR][URL="http://www.php.net/in_array"]in_array[/URL][COLOR= #007700]([/COLOR][COLOR= #0000BB]$email[/COLOR][COLOR= #007700],[/COLOR] [COLOR= #0000BB]$emails[/COLOR][COLOR= #007700]))[/COLOR]
[COLOR= #0000BB]$emails[/COLOR][COLOR= #007700][] =[/COLOR] [COLOR= #0000BB]$email[/COLOR][COLOR= #007700];
}[/COLOR]
[URL="http://www.php.net/sort"]sort[/URL][COLOR= #007700]([/COLOR][COLOR= #0000BB]$emails[/COLOR][COLOR= #007700]);[/COLOR]
[URL="http://www.php.net/foreach"]foreach[/URL][COLOR= #007700]([/COLOR][COLOR= #0000BB]$emails[/COLOR] [COLOR= #007700]as[/COLOR] [COLOR= #0000BB]$mailtje[/COLOR][COLOR= #007700]){[/COLOR]
[URL="http://www.php.net/echo"]echo[/URL] [COLOR= #0000BB]$mailtje[/COLOR][COLOR= #007700].[/COLOR][COLOR= #DD0000]"n"[/COLOR][COLOR= #007700];
}[/COLOR]
?> Robbert schreef:een idee?Afbeelding niet beschikbaarDe bron kon niet worden geladen (www2.computeridee.nl).Bron openen ↗