ftell Returns the current position of the file read/write pointer &reftitle.description; intfalseftell resourcestream Returns the position of the file pointer referenced by stream. &reftitle.parameters; stream The file pointer must be valid, and must point to a file successfully opened by fopen or popen. ftell gives undefined results for append-only streams (opened with "a" flag). &reftitle.returnvalues; Returns the position of the file pointer referenced by stream as an integer; i.e., its offset into the file stream. If an error occurs, returns &false;. &fs.file.32bit; &reftitle.examples; ]]> &reftitle.seealso; fopen popen fseek rewind