3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $hasil = 80; $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); echo "<br />"; if ( $hasil <= $kb ) { // hitung nilai kecewa pake rumus fuzzy logic $muKecewa = ($kb[2] - $hasil) / ($kb[2] - $kb[1]); //output : 52,5 echo $muKecewa; echo "kecewa - biasa"; } elseif ( $hasil >= $bp ) { echo "biasa - puas"; } elseif ( $hasil <= $bp ) { echo "puas"; }
Output for 4.3.0 - 5.6.21, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Array ( [1] => 40 [2] => 65 ) Array ( [1] => 65 [2] => 80 ) <br />-0.6kecewa - biasa