从字符串末尾删除字符集

def remove_trailing_chars(s, chars=' '):
    return s.rstrip(chars)

# 示例
text = "Hello, World!   \n"
cleaned_text = remove_trailing_chars(text)
print(cleaned_text)  # 输出: "Hello, World!"

function removeTrailingChars(str, chars = ' ') {
    return str.replace(new RegExp(`[${chars}]+$`, 'g'), '');
}

// 示例
const text = "Hello, World!   \n";
const cleanedText = removeTrailingChars(text);
console.log(cleanedText);  // 输出: "Hello, World!"

public class StringUtils {
    public static String removeTrailingChars(String str, String chars) {
        return str.replaceAll("[" + chars + "]+$", "");
    }

    public static void main(String[] args) {
        String text = "Hello, World!   \n";
        String cleanedText = removeTrailingChars(text, " ");
        System.out.println(cleanedText);  // 输出: "Hello, World!"
    }
}