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- <meta name="viewport" content="width=device-width, initial-scale=1.0" />
- <title>Document</title>
- </head>
- <body>
- <script>
- var p;
- try {
- p = new Promise((res, rej) => {
- // 抛出异常后 会将promise对象 变成失败的状态
- throw new Error('就是这么傲娇.');
- rej('莫名其妙 无理取闹'); // 将promise对象 变成失败的状态
- });
- // .catch((err) => err);
- } catch (error) {
- console.error('走了吗', error);
- }
- console.log(p);
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