Online PHP editor | output for qZHnI

<?php $hasil = 52.5; $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 65 - 80 if ( $hasil >= $bp[1] && $hasil <= $bp[2] ) { $muBiasa = ($hasil - $kb[1]) / ($kb[2] - $kb[1]); $muPuas = ($hasil - $bp[1]) / ($bp[2] - $bp[1]); echo " muPuas " .$muPuas; echo " muBiasa " .$muBiasa; } // antara 40 - 65 elseif ( $hasil >= $kb[1] && $hasil < $kb[2] ) { $muKecewa = ($kb[2] - $hasil) / ($kb[2] - $kb[1]); echo "muKecewa " .$muKecewa; }