描述
返回一个TextStream对象对应的标准输入、输出和错误流.
语法
FUNCTION GetStandardStream ( _ BYVAL nStreamType AS STANDARDSTREAMTYPES, _ BYVAL bUnicode AS VARIANT_BOOL = FALSE _ ) AS Afx_ITextStream PTR |
参数
nStreamType |
LONG. can是三个常数：StandardStreamTypes_StdErr,StandardStreamTypes_StdIn,或StandardStreamTypes_StdOut. |
bUnicode |
Boolean指示文件创建为一个Unicode或ASCII文件.价值是true如果文件创建为一个Unicode文件,假如果是创造了一个ASCII文件.如果省略,一个ASCII文件假定. |
设置
The nStreamType argument can have any of the following settings:
Constant |
Value |
描述 |
StandardStreamTypes_StdIn |
0 |
返回到标准输入流对象相应的TextStream. |
StandardStreamTypes_StdOut |
1 |
返回到标准输出流对象相应的TextStream. |
StandardStreamTypes_StdErr |
2 |
返回到标准错误流相应的TextStream对象. |
引用文件
CFileSys.inc
示例
#INCLUDE ONCE "Afx/CFileSys.inc"
DIM pFileSys AS CFileSys
DIM pStm AS Afx_ITextStream PTR
pStm = pFileSys.GetStandardStream(StandardStreamTypes_StdOut)