feature: vor und nachteile

2026-05-31 13:54:31 +02:00
parent 552a947a1c
commit e3dad17446
23270 changed files with 3024794 additions and 200 deletions
@@ -0,0 +1,11 @@
+//#region src/compat/_internal/isIndex.ts
+const IS_UNSIGNED_INTEGER = /^(?:0|[1-9]\d*)$/;
+function isIndex(value, length = Number.MAX_SAFE_INTEGER) {
+	switch (typeof value) {
+		case "number": return Number.isInteger(value) && value >= 0 && value < length;
+		case "symbol": return false;
+		case "string": return IS_UNSIGNED_INTEGER.test(value);
+	}
+}
+//#endregion
+exports.isIndex = isIndex;