20141013 作業三 - 最大最小
<?
$a = "2"; $b = "9"; $c = "18";
echo "A=$a,B=$b,C=$c <hr>" ;
if ( $b<$a AND $c<$a){
echo "A最大=" .$a. "<br>" ;
}
elseif ( $c<$b AND $a<$b ) {
echo "B最大=" .$b. "<br>";
}
else {
echo "C最大=" .$c. "<br>";
}
if ( $b>$a AND $c>$a){
echo "A最小=" .$a. "<br>" ;
}
elseif ( $a>$b AND $c>$b ) {
echo "B最小=" .$b. "<br>";
}
else {
echo "C最小=" .$c. "<br>";
}
?>
