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<1234567…34>
  • Sinclair Basic Vs PascalWith the rise of the structured programming movement (Jackson et al) was it wise to put the Basic programming language into the Spectrum. By this ti…

    ... to build a program than BASIC did due to its tokenised ... to the inefficient way that BASIC stores numbers. Also, although the ROM routines ...
    Matt_B Matt_B September 2006 Sinclair Miscellaneous
  • Which would be fasterSay you want to use a variable value of 0 to 255 in a BASIC program, which way would be fastest? Say for arguments sake you wanted to use two variabl…

    ... to escape memory contention in BASIC. You can't. The ... ]Also, which is quickest for BASIC maths operations

    ... />
    Normal numbers are usually the quickest way. BASIC stores them in both ... be as fast as normal numbers in some circumstances, but ...
    Matt_B Matt_B September 2006 Development
  • Basic listings memory occupationI remember readong someplace that due to basic's representation of number, in a program, in order to save space, it was better to represent integers …

    ... readong someplace that due to basic's representation of number, in ... : the reason is that Speccy BASIC stores each number twice: one in ... different ASCII representation into the BASIC listing from the number that ...
    Philip Kendall Philip Kendall August 2002 Sinclair Miscellaneous
  • basin & spinWhen a basic program is loaded into Basin from .tzx does it display the real basic underneath or what the basic has been made to look like by the sof…

    ... "? Colour codes? :)[/QUOTE]

    BASIC stores two copies of every number ...
    Philip Kendall Philip Kendall January 2007 Emulators
  • How could you hear if loading BASIC or MC?When loading a Spectrum program from tape you could usually hear from the sound if it is a BASIC or is some machine code program *. My question is, w…

    In BASIC, the numbers are stored both as sequence ...
    Patrik Rak Patrik Rak November 2007 Development
  • Windows 7Anyone tried this yet? I've been using it for a while now and I think it's excellent. Runs all software that I've thrown at it and also runs *alot* q…

    ... 6.0-- that changing basic version numbers can cause application compatibility issues ...
    guesser guesser December 2008 Chit chat
  • Sorting an array...Hi Folks, Over the weekend I had a play with sorting algorithms - takes me back to my student days! :-o My first try was with the good old Bubble S…

    ... some flag where the spectrum stores the integer version of the ... />
    FWIW, I believe Microsoft BASIC stores the INT form whenever an ...
    JamesD JamesD October 2010 Sinclair Basic
  • Any MCODE programmers fancy a challenge?Hi Folks, I have been using the Micro-Print utility in the archive and found it to be really good. It is the one that provides 32, 36, 42, 51, 64 a…

    For what it's worth, those 167 (actually 168[i][/i]) bytes aren't wasted; it's where BASIC stores the UDGs.
    Matt_B Matt_B November 2010 Development
  • Any MCODE programmers fancy a challenge?Hi Folks, I have been using the Micro-Print utility in the archive and found it to be really good. It is the one that provides 32, 36, 42, 51, 64 a…

    ... 't wasted; it's where BASIC stores the UDGs.[/QUOTE]

    Paddy Coleman Paddy Coleman November 2010 Development
  • PLOT and DRAW in machine codeHow do you go about it? If I posted a really simple BASIC instruction could someone do a machine code routine so I could learn from it? I wouldnt k…

    ... binary work by wrapping-round numbers.

    If ... line of numbers, but a loop of numbers that ... same, although one byte stores numbers 0-255. Go one ... being negative, representing the numbers from -128 up to ... to +127, but negative numbers can go down to ...
    joefish joefish January 2012 Development
  • Interesting speed increase...Hi Folks, You may already know the following but I found it "interesting". I have been developing a model railway timetable program in BASin for th…

    ... on the Speccy in BASIC, the numbers are stored in ascii first ...
    Baggers Baggers January 2012 Sinclair Basic
  • Interesting speed increase...Hi Folks, You may already know the following but I found it "interesting". I have been developing a model railway timetable program in BASin for th…

    ... on the Speccy in BASIC, the numbers are stored in ascii first ...
    Paddy Coleman Paddy Coleman January 2012 Sinclair Basic
  • How should an emulator handle being closed?A quick poll: what do you think an emulator [i]should[/i] do when it's closed and restarted? If you think the answer is "it should be configurable", …

    ... -loaded into FRAMES (to make BASIC random numbers more random).

    ewgf ewgf January 2012 Emulators
  • Currah ?Speech channelIt seems to me that it would be nice to be able to send words to the ?Speech with PRINT #5;"Speak English to me, Jimmy" or some such. There really i…

    ... 's a bunch of basic interface code in z88dk that ... and write basic variables and even jump to basic line numbers. This ... routine writes a C string into basic' ... />
    However, interfacing with basic like this requires all the ...
    Alcoholics Anonymous Alcoholics Anonymous June 2014 Development
  • Currah ?Speech channelIt seems to me that it would be nice to be able to send words to the ?Speech with PRINT #5;"Speak English to me, Jimmy" or some such. There really i…

    ... 's a bunch of basic interface code in z88dk that ... and write basic variables and even jump to basic line numbers. This ... routine writes a C string into basic' ... />
    However, interfacing with basic like this requires all the ...
    chev chev June 2014 Development
  • Hacker QuestionHello hackers, as some of you might know, I am supervising the work on converting games from TR-Dos or TAP to the +D or Opus disk format for our SC…

    ... ,84

    Sinclair BASIC holds numbers twice in two different formats ... not unusual to find hidden numbers in BASIC loaders, as a form ... of saving bytes in the BASIC loader?

    There are ...
    Jmk Jmk August 2016 Sinclair Miscellaneous
  • Okay so can you save text as a data array ?So I was playing with this but I'm obviously not doing this correctly. [code] 10 INPUT "Enter some text: ";a$ 20 PRINT a$ RUN [/code] Now i'm…

    ... , it's not something Sinclair BASIC has support for. Now you ... in the manual about how BASIC stores strings to achieve this, but ...
    AndyC AndyC April 2018 Sinclair Basic
  • How can I get around having to press ENTER at the scroll query?Or how can I get my program to run on until I stop it?

    The Spectrum stores numbers in two different ways - one for integer numbers up to ...
    Dunny Dunny May 2018 BASIC
  • How can I get around having to press ENTER at the scroll query?Or how can I get my program to run on until I stop it?

    [quote="Dunny;939969"]The Spectrum stores numbers in two different ways - one ... for integer numbers up to 65536, and another ...
    Antiriad2097 Antiriad2097 May 2018 BASIC
  • How can I get around having to press ENTER at the scroll query?Or how can I get my program to run on until I stop it?

    ... "][quote="Dunny;939969"]The Spectrum stores numbers in two different ways - one ... for integer numbers up to 65536, and another ...
    AndyC AndyC May 2018 BASIC
  • how are character sets (fonts) stored?i know its in 768 bytes of memory. does it store each character in blocks of 8 bytes or is it just a continuation of bytes from start to finish addre…

    ... it’s both.

    BASIC stores fonts in RAM the same ...
    Ast_A_Moore Ast_A_Moore May 2019 Assembler
  • New Functions for Sinclair BasicA total of 52 new functions can be added to Sinclair BASIC; 26 numeric functions (A-Z) and 26 string functions (A$-Z$). Owing to the internal structu…

    ... compatible with their Beta BASIC equivalents. Some of the ... numbers (0-255) while their Beta BASIC equivalents can handle 16-bit numbers ... dealing with 16-bit numbers in BASIC would be tortuously ... to permit compilation with HiSoft BASIC.

    [code]
    chev chev November 2004 Sinclair Basic
  • Speeding up BasicHi, Does anyone know whether it is faster to use variables than numbers in Sinclair basic? What I mean for example, is Poke A,D quicker than Poke 5…

    Hi,

    Does anyone know whether it is faster to use variables than numbers in Sinclair basic?

    What I mean for example, is Poke A,D quicker than Poke 50000,100?

    Thanks

    Derek
    dmsmith dmsmith July 2005 Sinclair Basic
  • Spectrum Basic InterpreterHello. I started this days a strange project: an interpreter of the Spectrum Basic that can run in a Spectrum. Here is a very preliminar version: […

    ... : an interpreter of the Spectrum Basic that can run in a ... .tap[/url]

    Integer numbers only, operators, functions and instructions ...
    NotFound NotFound November 2006 Development
  • The Non Randomness of Sam BasicHows about this for weird. Hardly ever bothered with such simple stuff before but this is what I just did on the Sam ( as in a real one now I've got …

    ... a factor of how BASIC generates random numbers?

    :smile:
    DonkeyPong DonkeyPong June 2007 Sinclair Basic
  • BASIC error messagesDoes anyone know what all the numbers mean after the various error messages in Sinclair BASIC? Does anyone know how to instigate each error type?

    Does anyone know what all the numbers mean after the various error messages in Sinclair BASIC? Does anyone know how to instigate each error type?
    bcass bcass June 2008 Sinclair Miscellaneous
  • Just wrote my first useful working Speccy BASIC program in years...A nice UK National Lottery number generator. And not just any lotto number generator either. This one generates 8 lines of 6 numbers without replace…

    ... generates 8 lines of 6 numbers without replacement (i.e ... for picking his lotto numbers (tearing up 49 pieces ... pick 8 lines of lotto numbers every week.

    BASIC, I think I might ... lines of randomly picked numbers out
    410 ...
    BigBadMick BigBadMick November 2008 Development
  • Writing internet servers in ZX BASICNew Spectranet news! I have just finished adding the code to allow listening sockets to be used from BASIC. A simple example: [code] 10 %listen #4,…

    ... sockets to be used from BASIC. A simple example:

    numbers appear on the screen.
    BASIC now :-)
    Winston Winston August 2009 Hardware
  • Printing in 64 columns, from Basic?Not strictly a Sinclair Basic question but... Is there any known machine code utility that allows something similar to PRINT AT that can be called fr…

    Not strictly a Sinclair Basic question but... Is there ... that can be called from Basic but uses 64 or maybe ... />
    I'm creating small Basic programs that allow me to ... having to print lists of numbers and having to scroll to ... easy to call from Basic? Thanks!
    zxbruno zxbruno October 2009 Sinclair Miscellaneous
  • Question about operations and target numbers[size=1]Title should say *operators. It's been a long day.[/size] :p One of the homework problems my kids are working on consists on using a set of …

    ... using a set of 4 numbers and come up with expressions ... bad at Math! :razz: ). Could BASIC be used to help me ... reached by using 4 given numbers.

    To make matters ... worse, all numbers have to be used and ...
    zxbruno zxbruno October 2009 Sinclair Basic
<1234567…34>

Latest Posts

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    harriusherbartio on 11:01AM
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