javascript is 0 falsey code example
Example: is null falsy javascript
/*
Yes.
Full list of falsy values:
Anything evaluated to be 0
'', "", or ``
null
undefined
NaN
Obviously false
Big integers relative to 0n
-------------------------------------------------------------------------
To clarify, line 31 will print false.
*/
var someCheckIsTrue = false;
const checks = [
0,
'',
"",
``,
null,
undefined,
NaN,
false,
0n
];
for (const check of checks) {
if (check) {
someCheckIsTrue = true;
}
}
console.log(someCheckIsTrue);