php提交表单后出现http500错误
新手，刚接触php，麻烦各位大神了
html部分
popcorn sales
welcome to here!
buyer's name:
street adress:
city,state,zip:
product
price
quantity
unpopped popcorn(1 1b.)
$3.00
caramel popcorn
$3.50
caramel nut popcorn(1 1b.)
$4.50
toffey nut popcorn(1 1b.)
$5.00
payment method
visa
master card
discover
check
php程序
process the popcorn.html form
customer:
order information
product
unit price
quantity ordered
item cost
unpopped popcorn
$3:00
caramel popcorn
$3:50
caramel nut popcorn
$4:50
toffey nut popcorn
$5:00