Strict mode Passingnon-Strict mode Passing
Features:
- ∅
// Copyright (c) 2012 Ecma International. All rights reserved. // This code is governed by the BSD license found in the LICENSE file. /*--- esid: sec-array.prototype.indexof description: > Array.prototype.indexOf returns -1 if 'length' is 0 (length overridden to false (type conversion)) ---*/ var i = Array.prototype.indexOf.call({ length: false }, 1); assert.sameValue(i, -1, 'i');