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BASIC: Fast way of filling a string?Recently I decided to use string slicing to extract random numbers from a sequence in the one-liner Lottery picker: [quote] 20 RANDOMIZE : LET a$=""…
... to use string slicing to extract random numbers from a sequence in ... f=1 TO 49: LET a$=a$+CHR$ (f): NEXT f: FOR ... b=1+INT (RND*LEN a$): PRINT AT g-1,8 ... +((f-1)*3);" "( TO (CODE a$(b) -
Poking a string to memory...I'm looking to poke a string of characters including colour control codes to memory, I'm currently doing it by hand: 16,2,19,1,22,1,1,144 That equa…
I'm looking to poke a string of characters including colour control ... />
That equates to graphic 'A' in bright red ink at ... I do it by poking a string such as ... -
Overflow Detection while Scanning a Number from a StringI've got some strange behaviour from a subroutine that reads a number from a string and converts it to a 32-bit long. It's C's strtol if it helps to…
... behaviour from a subroutine that reads a number from a string and converts ... it to a 32- ... what about a representation of a base X number in a binary ... proving this:
Let a = the running total, b = ... -
simplest method to pass a string to m/code?The statement "RANDOMIZE numvar+USR mc" is a simple way of passing a single numeric parameter to a m/c routine, as mc can retrieve numvar from the to…
... mc" is a simple way of passing a single numeric parameter ... doing the same for a string variable but haven't ... then a call to SCANNING to get the string details ... mc can obtain the string details from within the DEF ... up a location for the name of the string to ... -
im looking for a basic routine that adds a numerical character to a stringim looking for a basic routine that adds a numerical character to a string. so a=1, "1", then a=0 "10", then a=1 "101......" and so on
im looking for a basic routine that adds a numerical character to a string. so a=1, "1", then a=0 "10", then a=1 "101......" and so on -
flash in a stringhi, is it possible to store flash in a string? u can store colours, bright, etc.
hi,
is it possible to store flash in a string? u can store colours, bright, etc. -
How to separate a character from a number in a string?Hi I've been writing a kind of logo type program in BASIC that takes a string a$ from INPUT and then draws according to what you give it. Say you w…
... program in BASIC that takes a string a$ from INPUT and then draws ... from the current PLOT position a line up 20 then left ... character it reads in the string a$ is a number or char. Because ... -
Take this job and shove itI've given up trying, as a ducker and diver, I do fine. Got a nice little part-time job with the Royal Mail for the last 4 years, do okay buying and …
... looked out of place with a razor in hand.
... him. First question was a fairly technical but standard one ... I should switch down quite a bit of levels. Do ... you to write a program to reverse a string...at this point ... although I do have a theory on the latter ... -
Cool BASIC tricks and tips!Following on from Dunny's excellent suggestion of a compendium of BASIC tips + tricks, I believe it would be better to have a topic dedicated to it. …
... compiler world). This one will reverse a string.
[CODE]110 DIM ... Parms
120 INPUT "Enter string: "; LINE p$
125 PRINT ... -
Cool BASIC tricks and tips!Following on from Dunny's excellent suggestion of a compendium of BASIC tips + tricks, I believe it would be better to have a topic dedicated to it. …
... compiler world). This one will reverse a string.
[CODE]110 DIM ... Parms
120 INPUT "Enter string: "; LINE p$
125 PRINT ... , this can be done with a recursive function in BASIC.
Scrolling string variablesCan anyone help me with this for a program I'm writing on the spectrum. There was a command in speccy basic that would let you scroll a string variab…
... that would let you scroll a string variable left or right one ... it?
eg
LET A$="ABCDEFG"
followed by this ... command would leave A$ then containing "GABCDEF" or " ... command might have been LET A$=A$+some expression, or something like ...String slicing for UDG definitionHey everyone. Got a bit of a string slicing/string to variable conversion problem. 10 let a$="01100110" 20 let pokevalue=???? What expression do I…
... />
Got a bit of a string slicing/string to variable conversion problem ... .
10 let a ... of the binary expression in a$?
I ... VAL$ somewhere, but being a little rusty in the old ...Insane string of bad luckWhat a horrendous past 3 months. :cry: All my computers died (including WoS), 2 of my guinea pigs died, my holidays got canceled and tonight my DVD p…
What a horrendous past 3 months. :cry:< ... crapped out.
Surely such a string of bad luck was thought ...OR in a IFHi guys, I have a string that is defined by the user. I want to have an IF that does something like IF string<> a OR b OR c THEN goto 10 Hope that m…
Hi guys,
I have a string that is defined by the ... that does something like IF string a OR b OR c THEN ... /> Also, how do you make a program automatically run when it ...A tidy loader for minigamesThe minigame competition doesn't permit the use of separate loaders like [code]10 LOAD "": RAND USR 32768[/code] The loader must be included in the b…
... br /> It uses two variables: a string variable contains all the machine ... USR
6 97 a
7 13 Carriage ... br /> 1018 65 Variable name (a)
1019 0 Mantissa
There's a way to squeeze out another ...Formula for creating a fixture listI'm writing a football management game with 20 teams in each division stored in a string array T$(1) to T$(20). However i can't figure out how to cr…
I'm writing a football management game with 20 ... in each division stored in a string array T$(1) to T ... figure out how to create a fixture list where each team ...I didn't even get a job interview.I have been at the Citizens Advice Bureau for 2 years now. I'm one of the most experienced assessors (that's a fairly new role) there, and out of tho…
... and painstakingly learning to be a Money Advice Assistant. I ... would realise I already have a voluntary job.
... be 40 soon, I have a string of unskilled jobs behind me ... some qualifications at evening classes, A - level English, GCSE Astronomy, ...checking bits in BASICThe question of manipulating bit patterns in BASIC was raised recently in this [thread=35728]Keys redefine routine and key check[/thread] thread. I s…
... loop to build a binary number in a string, and also a method using ... converter (not that there's a shortage of them) :); the ... example, to convert 12345 to a 16-digit binary equivalent (which ... br /> [/code]
and the reverse:
[code]
PRINT FN ...OpenSE BASIC 3.1.1The eagle-eyed will have noticed that [url="http://www.worldofspectrum.org/infoseekid.cgi?id=0027510"]SE BASIC[/url] got an update last week. As a te…
... solution was to machine reverse engineer it resulting in ... that while you can reverse engineer the code, you ... from the original ROM, a surprisingly large amount of ... converting 16-bit decimal to a string in hex format).
a lot on a 48K machine, but ...Is it me, or is Sky Drive a fiddly bit of annoying rubbish?I shot a string of short movie clips today on my nokia lumia phone, all between 3 and 30 seconds long. Want to drag and drop the clips into my usual…
I shot a string of short movie clips today ... uploads will make it, choses a slightly different thumbnail image to ... them first
what a ball ache
why ...need a new method for m/c parameter assignmentI've been using a variable length function of the form: "FN a$(a$,a[,b...,z])=STR$ USR md" to search a data table and return a string result. By putt…
... of the form:
"FN a$(a$,a[,b...,z])=STR$ USR md ... table and return a string result. By putting a string definition as the " ... be persuaded to return any string expression. This works but the ... which can be used wherever a string expression can be used.
A Miscellany of Dangerous TipsHere's a selection of ideas for using some of the more obscure system variables which I've found handy on occasion. They can be very convenient if us…
... in the program as a hex dump DATA string, so that the ... the form "GO SUB FN a(a$,a,...)" where the FN just ... altogether. (Some programmers have a conniption at this point.) This ... storing mazes (Feb)
* Poking a string to memory... (Mar)
* Keyboard ...Features of a modern emulatorModern PCs (and phones :)) have waaaay more processing power and capabilties than the humble Spectrum. I was wondering what sort of features are now …
... about, I thought, having a slider on the emulator interface ... the old SlowMo, only in reverse - a FastMo? :) Just to use ... ability to "freeze" a Spectrum then open a window which gives ... Wulf without the overlapping colours a modern possibility?
...Saving a file and removing the title (Program:)I remember when saving a program how I could construct a string such as: 10 let a$=chr$ 8+ chr$ 8+"name" 20 save a$ In order to remove the "Program…
... when saving a program how I could construct a string such as:
10 let a$=chr$ 8 ... $ 8+"name"
20 save a$
In order to ... the "Program:" title to display a different loading header.
Help finding name/news of a string-like skin disease.A few years back I remember a few news reports on people developing these fine thread-like strings coming out of their skin. Haven't heard anything …
... back I remember a few news reports on people ... it proven that it was a hoax?What's the deal with hash tables, anyway?As there's nothing in the [url=http://www.users.globalnet.co.uk/~jg27paw4/pourri/0-surc-contents.htm]Compendium[/url] about hash tables, and as I've …
... Melon University, which gives a simple introduction to the ... MOD hashtablesize", where hashcode for a string of length 'n' characters ... use a second function which calculates a pointer to a table ... uses the original function in reverse (less the middle letter) ...Double Buffer UtilityHi Folks, I've been experimenting with double buffering on a 48k Speccy for a small project I'm working on. After reading lots of good advice here…
... you are asked to enter a number of parameters. Pressing enter ... will result in
# a default value being used. The ... ,'0')
binaryY = binaryY[::-1] #reverse the string
screenAddrBin = '010' + binaryY ...Decimal to Binary stringHi all, Anyone got a less labour intensive BASIC routine than this? Example:- take 170 and convert to a string "10101010" take 4 and convert to a s…
... br />
Anyone got a less labour intensive BASIC routine ... /> take 170 and convert to a string "10101010"
take 4 ... and convert to a string "00000100"
I ... [code]
# SUB - Binary string conversion, A=decimal input, s$ is the ...Recreated ZX Spectrum - something positive for a changeI've spend the last couple of hours mashing rubber keys and playing various Spectrum classics on a 42" TV, wirelessly. Despite the bad press that …
... playing various Spectrum classics on a 42" TV, wirelessly.
< ... You'll be taken through a somewhat arcane procedure, but follow ... space key, and then enter a string of numbers. Do so, and ... has given good results, if a little sluggishly. Set your emulator ...SpecBAS 0.900 ReleasedAgainst my better judgement, here's 0.900. It's got lots and lots new, but mostly the new shiny is the editor. You can indent your code, you can e…
... Optimisation to IF/ELSE addressing string characters
Reduced CPU ... n,m) invert (or reverse the order of) m ... function caused problems
String multiplication with negative values ... br /> Crash when accessing a string array's cached index
