on
English [?n] US [ɑ:n]
prep.(??? ???) to;(??? ???) on...; ..
adv. on; ???, (??) down
adj. ?? ?; ???
英[s?b?m?t ]
vi. ??? ?????, ???. vt. ????, ????, ????. 3?? ??: ???? ????: submit
?????? onsubmit ?? ???
??: ??? ?? ??? ???? ?????.
??: ??onsubmit="SomeJavaScriptCode"
????: SomeJavaScriptCode ?????. ? ???? ??? ? ??? JavaScript? ?????.?
?????? onsubmit ?? ?
<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>輸入文本點(diǎn)擊提交查看效果</p>
</form>
</body>
</html>???? ?? ?
??? ????? ??? "???? ??" ??? ?????