"; //输出变量$liudabo(),获得函数two的计算结果 $liudabo = "two"; echo "函数two计算结果是:".$liudabo(2, 3)."
"; //输出变量$liudabo(),获得函数three的计算结果 $liudabo = "three"; echo "函数three计算结果是:".$liudabo(2, 3)."
";?>