【www.gdgbn.com--php函数】
我们就以asp教程来举例说明关于,如何在用户自定义函数调用时反回多的值,先来看一组代码
<%
call getmynumber(aa,bb,cc)
response.write aa & " " & bb & "
" & cc
function getmynumber(byref aa,byref bb,byref cc)
aa=3
bb=4
cc =10
end function
%>
这里是利用了byref再看详细的
sub test(byref a as integer, byval b as integer)
a = 3
b = 4
end sub
sub main()
dim a as integer
dim b as integer
a = 1
b = 2
test a, b
msgbox "a=" & a & ";b=" & b
end sub
输出结果 a=3;b=2
byref作用是存址参数,通过操作参数的内存地址实现全局控制,