showing results for - "is null falsy javascript"
Céleste
27 Nov 2019
1/*
2	Yes.
3    Full list of falsy values:
4    Anything evaluated to be 0
5    '', "", or ``
6    null
7    undefined
8    NaN
9    Obviously false
10    Big integers relative to 0n
11    -------------------------------------------------------------------------
12    To clarify, line 31 will print false.
13*/
14var someCheckIsTrue = false;
15const checks = [
16  0,
17  '',
18  "",
19  ``,
20  null,
21  undefined,
22  NaN,
23  false,
24  0n
25];
26for (const check of checks) {
27  if (check) {
28    someCheckIsTrue = true;
29  }
30}
31console.log(someCheckIsTrue);