php出错,请帮助!!!谢谢
iif 2000-08-28 03:00:00
$counterFile = "/tmp/counter.txt";
$fp = fopen($counterFile,"rw");
$num = fgets($fp,5);
$num += 1;
print "您是第 "."$num"." 位无聊份子";
exec( "rm -rf $counterFile");
exec( "echo $num > $counterFile");
。。。。。。
为什么在
exec(""rm -rf $counterFile");
exec( "echo $num > $counterFile");
出错了
提示信息:
Warning: Unable to fork [echo 1 > counter.txt]
这是为什么???