core-js
Version:
Standard library
10 lines (9 loc) • 349 B
JavaScript
;
var $def = require('./$.def')
, context = require('./$.string-context');
$def($def.P, 'String', {
// 21.1.3.7 String.prototype.includes(searchString, position = 0)
includes: function includes(searchString /*, position = 0 */){
return !!~context(this, searchString, 'includes').indexOf(searchString, arguments[1]);
}
});