rpn/test/090-program.md
2022-02-16 00:24:26 +01:00

93 lines
1 KiB
Markdown

# PROGRAM
`default del`
## program
`<< 'one' >>`
-> stack size should be 1
-> stack should be << 'one' >>
`del`
## program (2)
`<< 'one' 2`
-> stack size should be 1
-> stack should be << 'one' 2 >>
`del`
## program (3)
`<<`
-> stack size should be 1
-> stack should be << >>
`del`
## program (4)
`<< << << <<`
-> stack size should be 1
-> stack should be << << << << >> >> >> >>
`del`
## program (5)
`<< -> n << n 2 * >> >>`
-> stack size should be 1
-> stack should be << -> n << n 2 * >> >>
`del`
## program imbrication
`<< 1 << 2 >> >>`
-> stack should be << 1 << 2 >> >>
`del`
## program evaluation
`<< 1 << 2 >> >> dup eval`
-> stack should be << 1 << 2 >> >>, 1, << 2 >>
`del`
## program 1 arg
`default`
`10`
`<< -> n << 0 1 n for i i 2 * inv + next >> >>`
`eval`
-> stack should be 1.4644841269841269841269841269841269841
`del`
## program several args
`0 1 10 << -> u0 u1 n << u0 u1 1 n start dup2 + rot drop next swap drop >> >> eval`
`eval`
-> stack should be 89
`del`