// Copyright (C) 2015 the V8 project authors. All rights reserved. // This code is governed by the BSD license found in the LICENSE file. /*--- es6id: 21.1.3.18 description: > Returns false if searchString is not found with a given position. info: | 21.1.3.18 String.prototype.startsWith ( searchString [ , position ] ) ... 11. Let len be the number of elements in S. 12. Let start be min(max(pos, 0), len). 13. Let searchLength be the number of elements in searchStr. 14. If searchLength+start is greater than len, return false. 15. If the sequence of elements of S starting at start of length searchLength is the same as the full element sequence of searchStr, return true. 16. Otherwise, return false. ... ---*/ var str = 'The future is cool!'; assert.sameValue( str.startsWith('The future', 1), false, 'str.startsWith("The future", 1) === false' ); assert.sameValue( str.startsWith(str, 1), false, 'str.startsWith(str, 1) === false' ); reportCompare(0, 0);