Online PHP editor | refs for fBIPK

<?php $hasil = 65; $kecewa = array(0,40,65); $biasa = array(40,65,80); $puas = array(65,80,100); $kb = array_intersect($kecewa, $biasa); $bp = array_intersect($biasa, $puas); print_r($kb); print_r($bp); // antara 40 - 65 if ( $hasil >= $kb[1] && $hasil < $kb[2] ) { $muKecewa = ($kb[2] - $hasil) / ($kb[2] - $kb[1]); $muBiasa = ($hasil - $kb[1]) / ($kb[2] - $kb[1]); echo "muKecewa " .$muKecewa; echo "muBias " .$muBiasa; }