HB_FRecNo

HB_FRecNo

Return the current line / record number of a text file

Syntax

      HB_FRecNo() -> nRecNo

Argument

None

Returns

HB_FRecNo() returns the current record number of a text file or 0 if no file is open.

Description

This function returns the current record number of the file open in the currently selected text file workarea.

A text file “record” is a line of text terminated by a CRLF pair.

Example

      HB_FUse( "test.txt" )      // open text file
      DO WHILE !HB_FEOF()
         ? HB_FReadLn()          // read a line / record
         HB_FSkip()              // go to next line / record
      ENDDO
      HB_FGoTop()                // go to top of file ( first line / record )
      ? HB_FRecNo()            // 1

      *˜˜˜˜˜˜˜˜˜˜˜˜˜˜

      // The example lists the lines of a text file along with
      // their line numbers

      PROCEDURE Main
         LOCAL cFile  := "text.txt"

         nFile := HB_FUse( cFile )

         DO WHILE .NOT. HB_FEof()
            ? "Line #" + LTRIM( STR( HB_FRecno() ) ), HB_FReadLN()
            HB_FSkip(1)
         ENDDO

         HB_FUse()
      RETURN

Seealso

HB_FAtEOF(), HB_FEof(), HB_FGoBottom(), HB_FGoto(), HB_FGoTop(), HB_FInfo(), HB_FLastRec(), HB_FReadAndSkip(), HB_FreadLN(), HB_FSelect(), HB_FSkip(), HB_FUse()

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