javascript onsubmit 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 ; in use; happening; planned ; Be willing to accept, endure
vt. Make obedient, make obedient; submit, submit; [Law] advocate, suggest Third person singular: submits Present participle: submit Past tense: submit Past participle: submitted
javascript onsubmit attributesyntax
Function: Occurs when the confirmation button in the form is clicked.
Syntax: onsubmit="SomeJavaScriptCode"
Parameters: SomeJavaScriptCode Required. Specifies the JavaScript to be executed when this event occurs.
javascript onsubmit attributeexample
<html>
<head>
<meta charset="UTF-8">
</head>
<body>
<form name="testform" action="" onsubmit="alert('Hello ' + testform.fname.value +'!')">
你的名字?<br />
<input type="text" name="fname" />
<input type="submit" value="Submit" />
<p>输入文本点击提交查看效果</p>
</form>
</body>
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