Php: remove (different cases) duplicates from array -

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probably discussed topic, in php did not found answer there simpler way realize in follows:

$a = array("hello","hello","hello","world","world"); $p=array(); foreach( $a $v ){     $p[strtolower($v)] = ""; } print_r($p);

keep 1 single element, in small-case, array

something like:

$p = array_unique(array_map('strtolower', $a));

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