backend feladat

2026-02-13 19:14:10 +01:00
parent 6afdef6a30
commit 622d4a3321
877 changed files with 87856 additions and 0 deletions
@@ -0,0 +1,12 @@
+'use strict';
+
+var $isNaN = require('./isNaN');
+
+/** @type {import('./isFinite')} */
+module.exports = function isFinite(x) {
+	return (typeof x === 'number' || typeof x === 'bigint')
+        && !$isNaN(x)
+        && x !== Infinity
+        && x !== -Infinity;
+};
+