#elisp
Function:
zerop numberThis predicate tests whether its argument is zero, and returns t
if so, nil otherwise. The argument must be a number.
(zerop x) is equivalent to (= x 0).
If you want to change selection, open document below and click on "Move attachment"
GNU Emacs Lisp Reference Manual: Predicates on Numbersis predicate (whose name comes from the phrase “natural number”)
tests to see whether its argument is a nonnegative integer, and
returns t if so, nil otherwise. 0 is considered
non-negative.
wholenump is a synonym for natnump .
<span>Function: zerop number This predicate tests whether its argument is zero, and returns t
if so, nil otherwise. The argument must be a number.
(zerop x) is equivalent to (= x 0) .
<span><body><html> Summary
| status | not read | | reprioritisations | |
|---|
| last reprioritisation on | | | suggested re-reading day | |
|---|
| started reading on | | | finished reading on | |
|---|
Details