Pete's QBASIC Site

I have Windows XP Home SP3. I have had 24 QBASIC.EXE's running at the same time. Yet I could still open a browser and browse the Internet. All 24 were running a loop waiting for user input. I also had all 24 in edit mode at the same time as well. And they would each respond quickly. The trick was to...

I'm numbering them automatically with the built-in FREEFILE function. This function seems to be very good at using the lowest unused number, so the numbers are never higher than necessary. My program scans files. Some lines contain a reference to another file. So rather than closing the first file, ...

Thank for the answer. It seems that QB45 is great for converting QuickBasic 4.x programs over to QB45 to run on Windows 7 and Vista. An important tool when doing consulting work for some of these companies.

Thanks. I'm curious though about why QBasic lists "file numbers" 1-255, but does not mention simultaneously open files. Is this because QBASIC was taken from QuickBasic 4.0 or 4.5 and they needed to apply this limitation? I'm wondering, too. What's the difference between QBASIC 1.0 and 1.1...

I'm using QBASIC.EXE with Windows XP. Works very good except for the number of files that can be opened simlulataneously. The max seems to be about 16, after which even the HELP files cannot be found until after I execute the END statement in the immediate pane. So I have set inside C:\WINDOWS\SYSTE...