chushihua

2026-01-26 23:20:48 +08:00
commit 7b5aab0206
22521 changed files with 3300090 additions and 0 deletions
@@ -0,0 +1,19 @@
+'use strict';
+
+var numberIsNaN = function (value) {
+	return value !== value;
+};
+
+module.exports = function is(a, b) {
+	if (a === 0 && b === 0) {
+		return 1 / a === 1 / b;
+	}
+	if (a === b) {
+		return true;
+	}
+	if (numberIsNaN(a) && numberIsNaN(b)) {
+		return true;
+	}
+	return false;
+};
+