public int codePointBefore(int index) {if (index < 1 || index > count) {throw indexAndLength(index);}return Character.codePointBefore(value, index);}

public virtual int codePointBefore(int index){if (index < 1 || index > count){throw indexAndLength(index);}return Sharpen.CharHelper.CodePointBefore(value, index);}
