Posted by Robin Vickery on 10/10/05 17:27

On 10/10/05, zzapper <david@tvis.co.uk> wrote:
> Hi,
>
> Image that there could be a string
>
> fred
> Fred
> FRED
>
> First of all I need to know that these are same which I can do with strtolower, but how could I tell
> that 'FRED' is 'most captilised?

<?php

$strings = array(
'fred',
'Fred',
'fRED',
'fReD'
);

print array_reduce($strings, 'mostUpper');

function mostUpper($a, $b) {
return strlen(preg_replace('/[^[:upper:]]/', '', $a)) >
strlen(preg_replace('/[^[:upper:]]/', '', $b)) ? $a : $b;
}

?>

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