FTELL — Current stream position#
-
FTELL(UNIT)#
Retrieves the current position within an open file.
- Parameters
OFFSET – Shall of type
INTEGER
.UNIT – Shall of type
INTEGER
.
- Returns
In either syntax,
OFFSET
is set to the current offset of unit numberUNIT
, or to -1 if the unit is not currently open.
- Standard:
GNU extension
- Class:
Subroutine, function
- Syntax:
CALL FTELL(UNIT, OFFSET) OFFSET = FTELL(UNIT)
- Example:
PROGRAM test_ftell INTEGER :: i OPEN(10, FILE="temp.dat") CALL ftell(10,i) WRITE(*,*) i END PROGRAM
- See also: