Merge pull request #1326 from minseok-choe/fix/issue-lastindexof

zloirock · Jan 30, 2024 · b2a7258 · b2a7258
2 parents 9c81815 + 3d00fba
commit b2a7258
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/packages/core-js/internals/array-last-index-of.js b/packages/core-js/internals/array-last-index-of.js
@@ -19,6 +19,7 @@ module.exports = FORCED ? function lastIndexOf(searchElement /* , fromIndex = @[
   if (NEGATIVE_ZERO) return apply($lastIndexOf, this, arguments) || 0;
   var O = toIndexedObject(this);
   var length = lengthOfArrayLike(O);
+  if (length === 0) return -1;
   var index = length - 1;
   if (arguments.length > 1) index = min(index, toIntegerOrInfinity(arguments[1]));
   if (index < 0) index = length + index;