left 's/^\s*//g' right 's/\s*$//g' all 's/\s+//g'…
Implement regular expression matching with support for '.' and '*'. '.' Matches any single character. '*' Matches zero or more of the preceding element. The matching should cover the entire input string (not partial). The function prototype should be…
Implement regular expression matching with support for '.' and '*'. '.' Matches any single character. '*' Matches zero or more of the preceding element. The matching should cover the entire input string (not partial). The function prototype should be…
Given a string, remove all leading/trailing/duplicated empty spaces. Assumptions: The given string is not null. Examples: “  a” --> “a” “   I     love MTV ” --> “I love MTV” Solution 1: public class Solution { public String removeSpaces(String input…
作者: 负雪明烛 id: fuxuemingzhu 个人博客:http://fuxuemingzhu.cn/ 目录 题目描述 题目大意 解题方法 判断字符是否是aeiou 日期 题目地址:https://leetcode-cn.com/problems/remove-vowels-from-a-string/ 题目描述 Given a string S, remove the vowels 'a', 'e', 'i', 'o', and 'u' from it, and return the n…
String in Java is very special class and most frequently used class as well. There are lot many things to learn about String in Java than any other class, and having a good knowledge of different String functionalities makes you to use it properly. G…
A recently implemented enhanced wildcard string matcher, features of which including, Supporting wildcard character '*' for matching zero or more characters Supporting wildcard character '?' for matching exactly one character Supporting parentheses '…
To master any programming languages, you need to definitely solve/practice the below-listed problems. These problems range from easy to advanced difficulty level. I have collected these questions from various websites. For solutions refer this - http…
User manual and reference guide      version 5.41.1 用户手册和参考指南 CodeMirror is a code-editor component that can be embedded in Web pages. The core library provides only the editor component, no accompanying buttons, auto-completion, or other IDE functio…
参考资料 多字节字符编码方案和他们相关的问题相当复杂,超越了本文档的范围. 关于这些话题的更多信息请参考以下 URL 和其他资源. Unicode materials » http://www.unicode.org/ Japanese/Korean/Chinese 字符信息 » http://examples.oreilly.com/cjkvinfo/doc/cjk.inf Table of Contents mb_check_encoding — 检查字符串在指定的编码里是否有效 mb_co…