java: public int codePointAt(int index) {if (index < 0 || index >= count) {throw indexAndLength(index);}return Character.codePointAt(value, index, count);}
C#: public virtual int codePointAt(int index){if (index < 0 || index >= count){throw indexAndLength(index);}return Sharpen.CharHelper.CodePointAt(value, index, count);}