Code Instructions

This page introduces instructions for :code and :exec.

Stack manipulations

Instruction	Explanation	input	output
code_append	Append the first 2 items in :code	:code	:code
code_atom	If the first item in :code is a sequence → false, otherwise true	:code	:boolean
code_car	Perform first on the first item of :code	:code	:code
code_cdr	Perform rest on the first item of :code	:code	:code
code_cons	Concatenate the second item of :code into the first one	:code	:code

Execute codes

instruction	explanation
code_do	execute the code (by pushing both it and code_popper to :exec)
code_do*	execute the code (by popping it and pushing to :exec)
code_do*range	While the counter moves from the second item of :integer to the first item of :integer by 1 (+ or -), keep executing the first item of :code
exec_do*range	similar to code_do*range but the source is from :exec
code_do*count	Execute the first item of :code for (the first item of :integer) times
exec_do*count	similar to code_do*count but the source if from :exec
code_do*times
exec_do*times