将特殊字符计数为java中的空格

import java.util.regex.Matcher;
import java.util.regex.Pattern;

public class SpecialCharacterCount {
    public static void main(String[] args) {
        String input = "Hello!@# World!$%^";
        int count = countSpecialCharacters(input);
        System.out.println("特殊字符的数量（不包括空格）为：" + count);
    }

    public static int countSpecialCharacters(String input) {
        // 定义正则表达式，匹配除了字母、数字和空格之外的任何字符
        String regex = "[^a-zA-Z0-9\\s]";
        Pattern pattern = Pattern.compile(regex);
        Matcher matcher = pattern.matcher(input);

        int count = 0;
        while (matcher.find()) {
            count++;
        }

        return count;
    }
}