02 2020 档案

摘要:1 let arr= ['baidu', 'google', 'taobao']; 2 3 console.log(arr.includes('baidu')); //true 4 console.log(arr.includes('baidu1')); //false 阅读全文
posted @ 2020-02-19 10:42 PromiseOne 阅读(30961) 评论(0) 推荐(0) 编辑

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