EOF

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[http://avrhelp.mcselec.com/initfilesystem.htm INITFILESYSTEM]&nbsp;,&nbsp;[http://avrhelp.mcselec.com/open.htm OPEN]&nbsp;,&nbsp;[http://avrhelp.mcselec.com/close.htm CLOSE],&nbsp;[http://avrhelp.mcselec.com/flush.htm FLUSH]&nbsp;,&nbsp;[http://avrhelp.mcselec.com/print.htm PRINT],&nbsp;[http://avrhelp.mcselec.com/line_input.htm LINE INPUT],&nbsp;[http://avrhelp.mcselec.com/loc.htm LOC],&nbsp;[http://avrhelp.mcselec.com/lof.htm LOF]&nbsp;,&nbsp;[http://avrhelp.mcselec.com/freefile.htm FREEFILE]&nbsp;,&nbsp;[http://avrhelp.mcselec.com/fileattr.htm FILEATTR]&nbsp;,&nbsp;[http://avrhelp.mcselec.com/seek.htm SEEK]&nbsp;,&nbsp;[http://avrhelp.mcselec.com/bsave.htm BSAVE]&nbsp;,&nbsp;[http://avrhelp.mcselec.com/bload.htm BLOAD]&nbsp;,[http://avrhelp.mcselec.com/kill.htm KILL]&nbsp;,&nbsp;[http://avrhelp.mcselec.com/diskfree.htm DISKFREE]&nbsp;,&nbsp;[http://avrhelp.mcselec.com/disksize.htm DISKSIZE]&nbsp;,&nbsp;[http://avrhelp.mcselec.com/get.htm GET]&nbsp;,&nbsp;[http://avrhelp.mcselec.com/put.htm PUT]&nbsp;,&nbsp;[http://avrhelp.mcselec.com/filedate.htm FILEDATE]&nbsp;,&nbsp;[http://avrhelp.mcselec.com/filetime.htm FILETIME]&nbsp;,&nbsp;[http://avrhelp.mcselec.com/filedatetime.htm FILEDATETIME]&nbsp;,&nbsp;[http://avrhelp.mcselec.com/dir.htm DIR]&nbsp;,&nbsp;[http://avrhelp.mcselec.com/filelen.htm FILELEN]&nbsp;,&nbsp;[http://avrhelp.mcselec.com/write.htm WRITE]&nbsp;,&nbsp;[http://avrhelp.mcselec.com/input.htm INPUT]
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[[INITFILESYSTEM]] , [[OPEN]] , [[CLOSE]], [[FLUSH]] , [[PRINT]]&nbsp;, [[LINE INPUT]]&nbsp;, [[LOC]]&nbsp;, [[LOF]] , [[FREEFILE]] , [[FILEATTR]] , [[SEEK]] , [[BSAVE]] , [[BLOAD]] ,&nbsp;[[KILL]] , [[DISKFREE]] , [[DISKSIZE]] , [[GET]] , [[PUT]] , [[FILEDATE]] , [[FILETIME]] , [[FILEDATETIME]] , [[DIR]] , [[FILELEN]] , [[WRITE]] , [[INPUT]]
  
 
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Latest revision as of 16:25, 9 February 2013

Contents

Action

Returns the End of File Status.

 

 

Syntax

bFileEOFStatus = EOF(#bFileNumber)

 

 

Remarks

bFileEOFStatus

(Byte) A Byte Variable, which assigned with the EOF Status

bFileNumber

(Byte) Number of the opened file

 

 

This functions returns information about the End of File Status

 

Return value

Status

0

NOT EOF

255

EOF

 

 

In case of an error (invalid file number) 255 (EOF) is returned too.

 

 

See also

INITFILESYSTEM , OPEN , CLOSE, FLUSH , PRINT , LINE INPUT , LOC , LOF , FREEFILE , FILEATTR , SEEK , BSAVE , BLOAD , KILL , DISKFREE , DISKSIZE , GET , PUT , FILEDATE , FILETIME , FILEDATETIME , DIR , FILELEN , WRITE , INPUT

 

 

 

ASM

Calls

_FileEOF

 

Input

r24: Filenumber

 

Output

r24: EOF Status

r25: Error code

 

C-Flag: Set on Error

 

 

 

Partial Example 


Ff =Freefile()' get file handle
Open "test.txt" For Input As #ff ' we can use a constant for the file too
Print Lof(#ff); " length of file"
Print Fileattr(#ff); " file mode"' should be 1 for input
Do
LineInput #ff , S ' read a line
' line input is used to read a line of text from a file
Print S ' print on terminal emulator
Loop Until Eof(#ff)<> 0
'The EOF() function returns a non-zero number when the end of the file is reached
'This way we know that there is no more data we can read
Close #ff

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