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2-ui/5-loading/03-onload-onerror/article.md

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@@ -86,9 +86,11 @@ script.onerror = function() {
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```js run
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let img = document.createElement('img');
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img.src = "https://js.cx/clipart/train.gif"; // (*)
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img.onload = function() {
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alert(`Image loaded, size ${img.width}x${img.height}`);
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};
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img.onerror = function() {
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alert("Error occurred while loading image");
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};
@@ -111,7 +113,6 @@ img.onerror = function() {
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如果我们需要使用来自其他域名的脚本,并且脚本里面存在错误,那么我们就不能获取错误信息。
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例如,我们调用脚本中一个(错误)函数:
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```js
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// 📁 error.js

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