Java正则表达式边界匹配器输入示例 Java正则表达式边界匹配器非单词示例 Java正则表达式边界匹配器前面的例子 Java正则表达式边界匹配器输入示例 package com.codingdict; import java.util.regex.Matcher; import java.util.regex.Pattern; public class BoundaryMatcherDemo { private static final String REGEX = "\\A"; private static final String INPUT = "Welcome to codingdict.COM"; public static void main(String[] args) { // create a pattern Pattern pattern = Pattern.compile(REGEX); // get a matcher object Matcher matcher = pattern.matcher(INPUT); while(matcher.find()) { //Prints the start index of the match. System.out.println("Match String start(): "+matcher.start()); } } } Java正则表达式边界匹配器非单词示例 Java正则表达式边界匹配器前面的例子