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| author | snowingfox <1503401882@qq.com> | 2021-11-12 09:24:33 +0800 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2021-11-12 09:24:33 +0800 |
| commit | e975b119c96114af3dd93b886aca93dbbb8f944e (patch) | |
| tree | 1e9ac0b82b21a41d93104dc9b2e19d63ae29a838 /files/zh-cn | |
| parent | daa80a45b41e91e2621c41f36f18a01861598332 (diff) | |
| download | translated-content-e975b119c96114af3dd93b886aca93dbbb8f944e.tar.gz translated-content-e975b119c96114af3dd93b886aca93dbbb8f944e.tar.bz2 translated-content-e975b119c96114af3dd93b886aca93dbbb8f944e.zip | |
Update Web/JavaScript/Reference/Global_Objects/Promise/resolve, zh-CN (#2967)
A code example is added to the warning content at the beginning of the article. This example can clearly show its meaning. Why should I give this example? Because when I first read it, I found it difficult to imagine and understand this concept
Diffstat (limited to 'files/zh-cn')
| -rw-r--r-- | files/zh-cn/web/javascript/reference/global_objects/promise/resolve/index.html | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/files/zh-cn/web/javascript/reference/global_objects/promise/resolve/index.html b/files/zh-cn/web/javascript/reference/global_objects/promise/resolve/index.html index 7e92b06d1a..6ca8158da1 100644 --- a/files/zh-cn/web/javascript/reference/global_objects/promise/resolve/index.html +++ b/files/zh-cn/web/javascript/reference/global_objects/promise/resolve/index.html @@ -18,6 +18,16 @@ translation_of: Web/JavaScript/Reference/Global_Objects/Promise/resolve <div class="blockIndicator warning"> <p>警告：不要在解析为自身的thenable 上调用<code>Promise.resolve</code>。这将导致无限递归，因为它试图展平无限嵌套的promise。一个例子是将它与Angular中的异步管道一起使用。在<a href="https://angular.io/guide/template-syntax#avoid-side-effects">此处</a>了解更多信息。</p> </div> +<div>例如下例代码</div> +<pre class="brush: js"> +let thenable = { + then: (resolve, reject) => { + resolve(thenable) + } +} + +Promise.resolve(thenable) //这会造成一个死循环 +</pre> <div>{{EmbedInteractiveExample("pages/js/promise-resolve.html")}}</div> |