DevNext
Gets the next record in a device. If the end of the database is reached, the EOF flag is set and an error code is returned.
Syntax
DevNext(hDev)
hDev:
The device handle, returned from the DevOpen() function. The device handle identifies the table where all data on the associated device is stored.
Return Value
0 if the next record is read, or an error if the end of the database is reached.
Related Functions
Example
Status=0;
I = 0;
hDev = DevOpen("Log", 0);
WHILE Status = 0 DO
DspText(20 + I, 0, DevGetField(hDev,"Tag"));
I = I + 1;
Status = DevNext(hDev);
END
DevClose(hDev);
See Also