Form onsubmit event
Form Object Definition and Usage
onsubmit event called when the form is submitted.
grammar
onsubmit="JavaScriptCode"
| 参数 | 描述 |
|---|---|
| JavaScriptCode | 必须。事件触发后指定执行的 JavaScript 代码。 |
Browser Support
All major browsers support onsubmit event
Examples
Examples
When the submit button click to submit the form to display a pop-window frame:
<html>
<head>
<script>
function greeting()
{
alert("Welcome " + document.forms["frm1"]["fname"].value + "!")
}
</script>
</head>
<body>
What is your name?<br>
<form name="frm1" action="submit.htm" onsubmit="greeting()">
<input type="text" name="fname">
<input type="submit" value="Submit">
</form>
</body>
</html>
<head>
<script>
function greeting()
{
alert("Welcome " + document.forms["frm1"]["fname"].value + "!")
}
</script>
</head>
<body>
What is your name?<br>
<form name="frm1" action="submit.htm" onsubmit="greeting()">
<input type="text" name="fname">
<input type="submit" value="Submit">
</form>
</body>
</html>
try it"
Form Object