Strict mode Passingnon-Strict mode Passing
Features:
- ∅
// Copyright (C) 2016 The V8 Project authors. All rights reserved. // This code is governed by the BSD license found in the LICENSE file. /*--- esid: sec-number.prototype.toexponential description: > Return "NaN" if this is NaN info: | Number.prototype.toExponential ( fractionDigits ) 1. Let x be ? thisNumberValue(this value). 2. Let f be ? ToInteger(fractionDigits). 3. Assert: f is 0, when fractionDigits is undefined. 4. If x is NaN, return the String "NaN". [...] ---*/ assert.sameValue(NaN.toExponential(Infinity), "NaN", "NaN value"); var n = new Number(NaN); assert.sameValue(n.toExponential(NaN), "NaN", "NaN obj");