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CODE EXAMPLE FOR PHP

php check for duplicates in array

function has_dupes($array) {
    $dupe_array = array();
    foreach ($array as $val) {
        if (++$dupe_array[$val] > 1) {
            return true;
        }
    }
    return false;
}
Source by stackoverflow.com #
 
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Tagged: #php #check #duplicates #array
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