on
English [?n] US [ɑ:n]
prep.(??? ???) to;(??? ???) on...; ..
adv.(??, ????, ????) ?? ????, (????) ???
adj. ?? ??, ?? ?? ??
英[?ri :?set]美[ri?s?t]
vt.Reset; ?? ????n.Replace; ?? ?? ????vi.Reset; 3?? ??: ??? ?? ??: ??? ?? ??: ????????? onreset ?? ???
??: ??? ??? ??? ???? ?????.
??: ??onreset="SomeJavaScriptCode"
????: SomeJavaScriptCode ?????. ? ???? ??? ? ??? JavaScript? ?????.?
?????? onreset ?? ?
<html>
<head>
<meta charset="UTF-8">
</head>
<body>
<form onreset="alert('表單將被重置')">
Firstname: <input type="text" name="fname" value="John" />
<br />
Lastname: <input type="text" name="lname" />
<br /><br />
<input type="reset" value="Reset">
</form>
</body>
</html>???? ?? ?
??? ????? ??? "???? ??" ??? ?????