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lodash 展平数组 flatten flattenDeep

_.flatten(array)

向上一级展平数组嵌套

 

<!DOCTYPE html>
<html lang="zh">

    <head>
        <meta charset="UTF-8" />
        <meta name="viewport" content="width=device-width, initial-scale=1.0" />
        <meta http-equiv="X-UA-Compatible" content="ie=edge" />
        <title>展平数组</title>
    </head>

    <body>
        <script src="https://cdn.bootcss.com/lodash.js/4.17.10/lodash.min.js"></script>
        <script type="text/javascript">
            var arr = _.flatten([1, [2, [3, [4]], 5]]);
            console.log(arr);
            //[1, 2, [3, [4]], 5]
            var arr1 = _.flattenDeep([1, [2, [3, [4]], 5]]);
            console.log(arr1);
            //[1, 2, 3, 4, 5]
        </script>
    </body>

</html>

 

posted @ 2018-06-21 16:49  孟繁贵  阅读(2445)  评论(0)  编辑  收藏  举报
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