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javascript onerror attribute

Chinese translationRecent Updates：2019-02-13 13:09:50

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 attribute Video explanation

javascript onerror attribute syntax

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 attribute example

<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>
</html>

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