mirrors/ladybird
0
0
Fork 0
mirror of https://github.com/LadybirdBrowser/ladybird.git synced 2025-07-29 04:09:13 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 9

LibJS: Add global isNaN() function

Browse source
This commit is contained in:
Andreas Kling 2020-03-27 12:45:36 +01:00
commit 04ced9e24a
Notes: sideshowbarker 2024-07-19 08:06:34 +09:00
2 changed files with 9 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

4
Libraries/LibJS/Tests/NaN-basic.js
View file

@ -3,6 +3,10 @@ function assert(x) { if (!x) throw 1; }
try {
var nan = undefined + 1;
assert(nan + "" == "NaN");
assert(isNaN(nan) === true);
assert(isNaN(0) === false);
assert(isNaN(undefined) === false);
assert(isNaN(null) === false);
console.log("PASS");
} catch (e) {
console.log("FAIL: " + e);