[BNM] Checking if a bunch of form fields have a duplicate value

['Alex' Bridge]

Also sprach delarge:
> hey hey hey... I might be being really thick - but is there a quick way in
> PHP to check if field1, field2, field3, field4 or field5 has a duplicate
> value when being processed?

Hi Paul,

Assuming you don't mind putting yr fields into an array, 
array_keys($array, $search_value) or array_count_values($array) might 
help for what you want to do:

http://uk.php.net/manual/en/function.array-keys.php
http://uk.php.net/manual/en/function.array-count-values.php

Cheers,

-alx

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