javascript onerror attribute
Translation results：
on
英[ɒn] 美[ɑ:n]
prep. (indicating direction) to; (indicating object) to; (indicating position) on...; (indicating time) at the time of...
adv. (put, wear, connect) on; forward, (continue) go on
adj. active situation, state ;Used;Occurring;Planned
error
UK[ˈerə(r)] US[ˈɛrɚ]
n. Error, negligence; [Law] mistrial, violation of law; [Number] Error
Plural: errors
javascript onerror attributesyntax
Function: Triggered when an error occurs during document or image loading. This event handler is called if an error occurs while loading the document or image.
Syntax: onerror="SomeJavaScriptCode"
Parameters: SomeJavaScriptCode Required. Specifies the JavaScript to be executed when this event occurs.
javascript onerror attributeexample
<html>
<body>
<img src="image.gif"
onerror="alert('图片不存在')">
<p>在本例中，我们引用的图片不存在,所以弹出一个提示框。</p>
</body>
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