LeetCode 58 Length of Last Word

58. Length of Last Word

Total Accepted: 89320 Total Submissions: 306315 Difficulty: Easy

Given a string s consists of upper/lower-case alphabets and empty space characters ' ', return the length of last word in the string.

If the last word does not exist, return 0.

Note: A word is defined as a character sequence consists of non-space characters only.

For example,
Given s = "Hello World",
return 5.

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求最后一个单词的长度

用java的spilt函数过的。

public class Solution {
    public int lengthOfLastWord(String s) {
        String[] ret=s.split(" ");
        if(ret.length>0)
            return ret[ret.length-1].length();
        else
            return 0;
    }
}