has-boxed-string-x/dist/has-boxed-string-x.esm.js

Check support of by-index access of string characters.

var string = 'a';
var boxedString = {}.constructor(string);
/**
 * Check failure of by-index access of string characters (IE < 9)
 * and failure of `0 in boxedString` (Rhino).
 *
 * `true` if no failure; otherwise `false`.
 *
 * @type boolean
 */

var hasBoxed = boxedString[0] === string && 0 in boxedString;
export default hasBoxed;

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