FileWrite
Write data from a buffer to a given file handle.
Declaration
Source position: filutilh.inc line 226
function FileWrite(Handle: THandle; const Buffer; Count: LongInt)
: LongInt;
Description
FileWrite writes Count bytes from Buffer to the file with handle Handle. Prior to this call, the file must have been opened for writing. Buffer must be at least Count bytes large, or a memory access error may occur.
The function returns the number of bytes written, or -1 in case of an error.
For an example, see FileCreate .
Errors
In case of error, -1 is returned.
See also
| Name | Description |
|---|---|
| FileClose | Close a file handle. |
| FileCreate | Create a new file and return a handle to it. |
| FileOpen | Open an existing file and return a file handle |
| FileRead | Read data from a file handle in a buffer. |
| FileSeek | Set the current file position on a file handle. |
| FileTruncate | Truncate an open file to a given size. |