Arrays
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<?php
function & ar_Unique($array)
{
for ( $i = 0; $i < count ($array); $i++ ) {
for ( $j = 0; $j < count ($array); $j++ ) {
if($array[$i] == $array[$j]) {
$a[$j] = $array[$i];
break;
}
}
}
return $a;
}
?>
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Usage Example
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$array = array("green", "red", "green", "blue", "red", "green", "red", "green", "blue", "red", "green", "blue");
$a = ar_Unique(array);
print_r($a);
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