Strict mode Passingnon-Strict mode Passing
Features:
- ∅
// Copyright 2009 the Sputnik authors. All rights reserved. // This code is governed by the BSD license found in the LICENSE file. /*--- info: | The shift function is intentionally generic. It does not require that its this value be an Array object esid: sec-array.prototype.shift description: > The first element of the array is removed from the array and returned ---*/ var obj = {}; obj.shift = Array.prototype.shift; obj.length = 2.5; var shift = obj.shift(); if (shift !== undefined) { throw new Test262Error('#1: var obj = {}; obj.length = 2.5; obj.shift = Array.prototype.shift; obj.shift() === undefined. Actual: ' + (shift)); } if (obj.length !== 1) { throw new Test262Error('#2: var obj = {}; obj.length = 2.5; obj.shift = Array.prototype.shift; obj.shift(); obj.length === 1. Actual: ' + (obj.length)); } obj.length = new Number(2); var shift = obj.shift(); if (shift !== undefined) { throw new Test262Error('#11: var obj = {}; obj.length = new Number(2); obj.shift = Array.prototype.shift; obj.shift() === undefined. Actual: ' + (shift)); } if (obj.length !== 1) { throw new Test262Error('#12: var obj = {}; obj.length = new Number(2); obj.shift = Array.prototype.shift; obj.shift(); obj.length === 1. Actual: ' + (obj.length)); }