$sum = $english+$math+$biological+$physical;
$avg = $sum/4;
if($english>$math)
$x=$english-$math;
else $x= $math-$english;
$x2 = $english*$english;
$avg = $sum/4;
if($english>$math)
$x=$english-$math;
else $x= $math-$english;
$x2 = $english*$english;
2017-04-17
switch()
{
case:
break:
............
}
不知道php有没有这种判断
{
case:
break:
............
}
不知道php有没有这种判断
2017-04-17