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- // 21.1.3.6 String.prototype.endsWith(searchString [, endPosition])
- 'use strict';
- var $export = require('./_export');
- var toLength = require('./_to-length');
- var context = require('./_string-context');
- var ENDS_WITH = 'endsWith';
- var $endsWith = ''[ENDS_WITH];
- $export($export.P + $export.F * require('./_fails-is-regexp')(ENDS_WITH), 'String', {
- endsWith: function endsWith(searchString /* , endPosition = @length */) {
- var that = context(this, searchString, ENDS_WITH);
- var endPosition = arguments.length > 1 ? arguments[1] : undefined;
- var len = toLength(that.length);
- var end = endPosition === undefined ? len : Math.min(toLength(endPosition), len);
- var search = String(searchString);
- return $endsWith
- ? $endsWith.call(that, search, end)
- : that.slice(end - search.length, end) === search;
- }
- });
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