Question

vb.net 读取ini问题

Dim b As String
b = ""
GetPrivateProfileString("basics", "source", "", b, 255, "F:\工程1.NET\数据库\abc.ini")
为何执行完之后b里面没有东西
ini文件内容如下：
[basics]
source=asb

Answer 1

Dim Str As String
Str = ""
Str = LSet(Str, 256)
GetPrivateProfileString(bookto, AppName, lpDefault, Str, Len(Str), FileName)
Return Microsoft.VisualBasic.Left(Str, InStr(Str, Chr(0)) - 1)