Check support of by-index access of string characters.
npm install has-boxed-string-x href="https://travis-ci.org/Xotic750/has-boxed-string-x"
title="Travis status"> src="https://travis-ci.org/Xotic750/has-boxed-string-x.svg?branch=master"
alt="Travis status" height="18">
href="https://david-dm.org/Xotic750/has-boxed-string-x"
title="Dependency status"> alt="Dependency status" height="18"/>
href="https://david-dm.org/Xotic750/has-boxed-string-x?type=dev"
title="devDependency status"> alt="devDependency status" height="18"/>
href="https://badge.fury.io/js/has-boxed-string-x"
title="npm version"> alt="npm version" height="18">
href="https://www.jsdelivr.com/package/npm/has-boxed-string-x"
title="jsDelivr hits"> alt="jsDelivr hits" height="18">
href="https://bettercodehub.com/results/Xotic750/has-boxed-string-x"
title="bettercodehub score"> alt="bettercodehub score" height="18">
href="https://coveralls.io/github/Xotic750/has-boxed-string-x?branch=master"
title="Coverage Status"> alt="Coverage Status" height="18">
Check support of by-index access of string characters.
Check failure of by-index access of string characters (IE < 9)
and failure of 0 in boxedString (Rhino).
true if no failure; otherwise false.
Kind: Exported member