Over the last couple of weeks I’ve been building my own parser, interpreter and compiler for Small Basic, a dialect of BASIC with only 14 keywords aimed at beginners. Despite, or perhaps because of, Small Basic’s simplicity some really fun programs have been developed, from games like Tetris and 3D Maze to a parser for the language itself. Small Basic provides primitive types for numbers, strings and associative arrays. There is no syntax provided for structures, but these can be easily modelled with the [...]