题解 | #字符串最后一个单词的长度#js解法

const rl = require("readline").createInterface({ input: process.stdin });
var iter = rl[Symbol.asyncIterator]();
const readline = async () => (await iter.next()).value;

void async function () {
    // Write your code here
    let length = 0;
    while(line = await readline()){
        let tokens = line.split(' ');
        const last = tokens[tokens.length-1];
        length = last.length;
    }
    console.log(length)
}()