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calc/help/pop
2017-05-21 15:38:25 -07:00

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NAME
pop - pop a value from front of a list
SYNOPSIS
pop(lst)
TYPES
lst list, &list
return any
DESCRIPTION
This function removes index 0 and returns it.
This function is equivalent to calling delete(lst, 0).
EXAMPLE
> lst = list(2,"three")
list (2 elements, 2 nonzero):
[[0]] = 2
[[1]] = "three"
> pop(lst)
2
> print lst
list (1 elements, 1 nonzero):
[[0]] = "three"
> pop(lst)
"three"
> print lst
list (0 elements, 0 nonzero)
> pop(lst)
> print lst
list (0 elements, 0 nonzero)
LIMITS
none
LIBRARY
none
SEE ALSO
append, delete, insert, islist, list, push, remove, rsearch, search, size