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About Commodore 64 BASIC Abbreviations
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Jeff Birt asks about the how and why of C64 BASIC abbreviations, and I do my best to explain it all. Are ? and PRINT the same thing? Why does typing "gosuB" result in "mid$su"?? Let's dig in with help from Transactor magazine, the machine language monitor in the Super Snapshot cartridge, and the Complete Inner Space Anthology.
Subscribe to Hey Birt! on Youtube:
Index:
0:00 Jeff’s Question
1:42 Robin’s Intro
2:05 Transactor Magazine
3:37 BASIC abbreviation examples
5:07 About crunching
6:02 More unusual abbreviations
8:03 No abbreviation for INPUT
8:50 Examining the buffer
10:39 Karl Hildon’s Complete Inner Space Anthology
12:12 Jim Butterfield’s SuperChart
12:52 About keyword tokens in BASIC memory
17:02 Inspecting the BASIC keyword table in ROM
19:19 The bizarre gosuB
22:20 Using BRKs to inspect the crunch; about vectors
26:48 An example of crunching
29:13 Disassembling the tokenization routine
35:00 Finally!
36:25 Ending
Subscribe to Hey Birt! on Youtube:
Index:
0:00 Jeff’s Question
1:42 Robin’s Intro
2:05 Transactor Magazine
3:37 BASIC abbreviation examples
5:07 About crunching
6:02 More unusual abbreviations
8:03 No abbreviation for INPUT
8:50 Examining the buffer
10:39 Karl Hildon’s Complete Inner Space Anthology
12:12 Jim Butterfield’s SuperChart
12:52 About keyword tokens in BASIC memory
17:02 Inspecting the BASIC keyword table in ROM
19:19 The bizarre gosuB
22:20 Using BRKs to inspect the crunch; about vectors
26:48 An example of crunching
29:13 Disassembling the tokenization routine
35:00 Finally!
36:25 Ending
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