NBASIC
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 November 7, 2007
  • ARC statement.
  • DLOAD and DSAVE statements.
  • FIND statement.
  • BEGINSWITH and ENDSWITH functions.
  • BREAK function.
  • CDN and CHN functions.
  • CHOOSE and CHOOSE$ functions.
  • COMP and COMPI functions.
  • EMPTY function.
  • ENCLOSE$ function.
  • EVAL function.
  • EXTRACT$ and REMAIN$ functions.
  • FILEINFO$ and VOLINFO$ functions.
  • FINDONEOF function.
  • FLOOR function.
  • HYPOT function.
  • IIF and IIF$ functions.
  • MATCH function.
  • MOD function.
  • PCOL and PROW functions.
  • SPAN and CSPAN functions.
  • SQUEEZE$ function.
  • SWITCH and SWITCH$ functions.

Updated

  • EDIT statement.
  • RENAME statement.
  • UNLOAD statement.
  • CHR$ function.
  • LTRIM$, RTRIM$ and TRIM$ functions.
  • MAX and MIN functions.

User manual updated.

Reference guides updated.

Peeks and pokes updated.

 February 19, 2007
  • CREATE statement.
  • FONT statement.
  • FORMAT statement.
  • FRAME statement.
  • FRE statement.
  • LINES statement.
  • LOADC and SAVEC statements.
  • OLD statement.
  • PUSH statement.
  • RUNR statement.
  • SPLITNAME statement.
  • COMPRESS$ function.
  • COPYSIGN function.
  • DOLLAR$ function.
  • DTR function.
  • FONT function.
  • INYN$ function.
  • MAKENAME$ function.
  • PROMPT$ function.
  • QUOTE$ function.
  • RTD function.
  • SELECT function.
  • SET$ function.
  • Fixed a bug to correctly parse filename extensions.
  • Fixed a bug to correctly output text in print zones.

Shortcuts

  • CREATE statement (CR.).

User manual updated.

Reference guides updated.

February 19, 2006
  • APPEND statement.
  • ATTACH and DETACH statements.
  • NOINVERSE statement.
  • NOREVERSE statement.
  • RENUMBER statement.
  • REVERSE statement.
  • UNNUM statement.
  • BUFSIZ function.
  • VARPTR and VARPTR$ functions.
  • The DRAW statement has been updated with additional commands.
  • The LOG statement has been changed to buffer output to the log file.
  • The interpreter now recognizes 2 double quotes in a string as a single double quote.
  • Added a PEEK to check if a file is attached to screen output.
  • Added a POKE to flush the log file.
  • Added a POKE to enable/disable the renumbering of only numbered lines.
  • Fixed a bug to correctly get the name of the default printer on startup.
  • Fixed a bug in the CHKUL statement to correctly check partially numbered programs.
  • Fixed a bug in the DIR statement to correctly use wildcards.
  • Fixed a bug in file and log output to write partial buffer if buffer causes file to exceed maximum size.

Wildcards

  • APPEND statement.
  • ATTRIB statement.
  • COPY statement.
  • KILL statement.
  • MOVE statement.
  • RENAME statement.

Shortcuts

  • APPEND statement (A.).
  • ATTRIB statement (AT.).
  • BACKUP statement (B.).
  • COPY statement (C.).
  • HELP statement (H.).
  • KILL statement (K.).
  • LOAD statement (L.).
  • MOVE statement (M.).
  • MERGE statement (ME.).
  • RENAME statement (R.).
  • SAVE statement (S.).
  • VOLUME statement (V.).

Tandy/Radio Shack Color Computer 3 Compatibility

  • HCIRCLE statement.
  • HCLS statement.
  • HCOLOR statement.
  • HDRAW statement.
  • HGET and HPUT statements.
  • HLINE statement.
  • HPAINT statement.
  • HSET and HRESET statements.
  • HPOINT function.
  • ERLIN function.
  • ERNO function.

Commodore 64 Compatibility

  • CLR statement.
  • CMD statement.
  • CONCAT statement.

BASICA Compatibility

  • RETURN statement.
  • SYSTEM statement.
  • SADD function.

User manual updated.

Reference guides updated.

Peeks and pokes updated.
August 14, 2005
  • ASAVE and BSAVE statements.
  • AT statement.
  • BKOFF and BKON statements.
  • DIRR statement.
  • LOCK and UNLOCK statements.
  • POP statement.
  • QUIT statement.
  • SCREEN BACKUP and SCREEN RESTORE statements.
  • SELECT statement.
  • COLOR function.
  • COPYIGHT$ function.
  • CSRLIN function.
  • LOWER$ and UPPER$ functions.
  • LSET$ function and RSET$ functions.
  • PPOINT function.
  • RCP function.
  • SCREEN function.
  • SPLITNAME$ function.
  • The LOG statement has been changed to use "log" as the default extension.
  • The LSET and RSET statements have been changed to use string array variables.
  • Improved the REMARK statement to detect which case to use when inserting the REM statement.
  • Changed the RND function so that RND(1) returns a number between 0 and 1.

Apple ][e compatibility

  • CATALOG statement.
  • COLOR statement.
  • GR statement.
  • HCOLOR statement.
  • HGR statement.
  • HGR2 statement.
  • HLIN and VLIN statements.
  • HPLOT statement.
  • HTAB and VTAB statements.
  • INVERSE statement.
  • NORMAL statement.
  • NOTRACE statement.
  • PLOT statement.
  • TEXT statement
  • SCRN function.

Texas Instruments TI-99/4a compatibility

  • BYE statement.
  • CALL CLEAR, CALL SCREEN and CALL VCHAR statements.
  • CON statement.
  • CONTINUE statement.
  • DELETE statement.
  • NUMBER statement.
  • RESEQUENCE statement.
  • TRACE statement.
  • UNBREAK statement.
  • UNTRACE statement.
  • CHRS$ function.
  • SEG$ function.

User manual updated.

Reference guides updated.

Peeks and pokes updated.
December 23, 2004
  • REMARK and UNREMARK statements.
  • SWAP statement.
  • TYPE statement.
  • New POKE to restore a program erased by NEW.
  • Supports Windows XP control styles.

User manual updated.

October 30, 2004
  • USING$ function.
  • ISNEG and ISPOS functions.

User manual updated.

Note: Please contact SylvaWare using our email address: sylvaware@mindspring.com.  Our post office box  is no longer in use.  We apologize for any inconvenience.  Thank you.

September 21, 2004
  • LET statement extended to allow multiple variables and assignments.
  • LIST, DEL, CHKSYN, CHKUL, CHKSW, CHKIO, PROFILE, BREAK and NOBREAK statements extended to allow multiple line sequences.
  • OPTION BASE and OPTION EXPLICIT statements for arrays.
  • New array functions.
  • Many new statements and functions have been documented.
  • Improved font handling including international character sets.  

Website updated with Frequently Asked Questions (FAQs) and Inside NBASIC.

New user manual available.
 
We now support ordering through PayPal!
February 19, 2004
NBASIC Version 1.1 released.
  • NBASIC now includes printing support featuring a classic line printer interface (LLIST, LPRINT, LPOS, etc.).
  • Many new statements and functions have been documented.
  • New peeks and pokes added.
New reference guides available.
October 23, 2003
Screenshots added.
October 22, 2003
Downloads now available.
NBASIC Version 1.0 released.
SylvaWare website live!
 

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