function array_unique_join($arr,$param){
$utm_source_arr = array_unique(array_column($arr,$param));
if(count($utm_source_arr) > 1){
$a = implode('\',\'',$utm_source_arr);
$utm_source = "'$a'";
}else{
if(empty($utm_source_arr[0])){
$utm_source_arr[0] = '';
}
$utm_source = "'$utm_source_arr[0]'";
}
return $utm_source;
}