package com.artfess.ueditor;

public class Encoder {

    public static String toUnicode(String input) {

        StringBuilder builder = new StringBuilder();
        char[] chars = input.toCharArray();

        for (char ch : chars) {

            if (ch < 256) {
                builder.append(ch);
            } else {
                builder.append("\\u" + Integer.toHexString(ch & 0xffff));
            }

        }

        return builder.toString();

    }

}