JavaScript数组方法之Array.from-创建数组
<!DOCTYPE HTML> <html> <head> <meta charset="utf-8"> <title>三十课 - JavaScript数组方法之Array.from-创建数组</title> <script src="http://res.30ke.cn/res/js/console.js"></script> </head> <body> <div id="main"></div> <script> console.log(Array.from('abcd')); // 输出 [ "a", "b", "c", "d" ] console.log(Array.from([1, 2, 3], x => x + 1)); // 输出 [ 2, 3, 4 ] </script> </body> </html>
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