This gives the number rounded off the next biggest integer. Please see beneath the definition to see what i mean

RoundingToNextTop.php

<?php
function RoundingToNextTop( $num , $rounding ) {
	return ( round( $num , (-1 * $rounding ) ) < $num )? round( $num , (-1 * $rounding ))+pow ( 10 , $rounding ) : round( $num , (-1 * $rounding ) )    ;
}

echo RoundingToNextTop( 13.3583 , 1 ) ;
// 20
echo RoundingToNextTop( 103.3583 , 1 ) ;
// 110
echo RoundingToNextTop( 103.3583 , 2 ) ;
// 200
echo RoundingToNextTop( 130.3583 , 2 ) ;
// 200
echo RoundingToNextTop( 1030.3583 , 2 ) ;
// 1100

?>