Writes to a single tag on the list.
Syntax
ctListWrite(hTag, sValue, pctOverlapped)
hTag
Type: HANDLE
Input/output: Input
Description: The handle to the tag, as returned from
ctListAdd().
sValue
Type: LPCSTR
Input/output: Input
Description: The value to write to the tag as a string. The
value will be converted and scaled into the correct format to
write to the tag.
pctOverlapped
Type: CTOVERLAPPED*
Input/output: Input
Description: CTOVERLAPPED structure. This structure is
used to control the overlapped notification. Set to NULL if
you want a synchronous function call.
Return Value
If the function succeeds, the return value is TRUE. If the function does not succeed, the return value is FALSE. To get extended error information, call GetLastError().
Related Functions
ctOpen, ctListNew, ctListFree, ctListAdd, ctListDelete, ctListRead, ctListData, ctListItem
Example
HANDLE hTagOne;
HANDLE hList;
hList = ctListNew(hCTAPI, 0);
hTagOne = ctListAdd(hList, "TagOne");
ctListWrite(hTagOne, "1.23", NULL); // write to TagOne
Published June 2018