最后一个单词的长度

IT之一小佬发布时间：2021-05-08 22:27:38 ，浏览量：2

最后一个单词的长度

给你一个字符串 s，由若干单词组成，单词之间用空格隔开。返回字符串中最后一个单词的长度。如果不存在最后一个单词，请返回 0 。

单词是指仅由字母组成、不包含任何空格字符的最大子字符串。

示例 1：

输入：s = "Hello World"
输出：5

示例 2：

输入：s = " "
输出：0

提示：


    
        
        
        
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