Here you can find the source of bold(String s)
public static String bold(String s)
//package com.java2s; /*//from ww w . j a v a2 s . c om * Copyright 2000-2012 JetBrains s.r.o. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ public class Main { public static String bold(String s) { return surround(s, "b"); } private static String surround(String s, String tag) { return String.format("<%2$s>%1$s</%2$s>", s, tag); } }