怎么我这个发了，接收不了


$showbh="客户编号：".$SESSION_user;
$showddh="\n订单号：".$ddh;
$showdate="\n订货日期：".$date;
$showcomment="\n订单商品信息：".$table;

mail("jo2588@sohu.com", "",$showbh.$showddh.$showdate.$showcomment, "From: $email\nReply-To: $email\nX-Mailer: PHP/" . phpversion());