GlobalEventHandlers.onsubmit

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句法
范例
规范
浏览器兼容性
另请参阅
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onsubmit 特性为 GlobalEventHandlers 混合 EventHandler 处理 submit 事件。

submit event fires when the user submits a form.

句法

target.onsubmit = functionRef;

值

functionRef is a function name or a 函数表达式 . The function receives a FocusEvent object as its sole argument.

范例

This example demonstrates oninvalid and onsubmit event handlers on a form.

HTML

<form id="form">
  <p id="error" hidden>Please fill out all fields.</p>
  <label for="city">City</label>
  <input type="text" id="city" required>
  <button type="submit">Submit</button>
</form>
<p id="thanks" hidden>Your data has been received. Thanks!</p>

JavaScript

const form = document.getElementById('form');
const error = document.getElementById('error');
const city = document.getElementById('city');
const thanks = document.getElementById('thanks');
city.oninvalid = invalid;
form.onsubmit = submit;
function invalid(event) {
  error.removeAttribute('hidden');
}
function submit(event) {
  form.setAttribute('hidden', '');
  thanks.removeAttribute('hidden');
  // For this example, don't actually submit the form
  event.preventDefault();
}

结果

规范

规范	状态	注释
HTML 实时标准 The definition of 'onsubmit' in that specification.	实时标准

浏览器兼容性

The compatibility table on this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request. 更新 GitHub 上的兼容性数据

	桌面						移动
	Chrome	Edge	Firefox	Internet Explorer	Opera	Safari	Android webview	Chrome for Android	Firefox for Android	Opera for Android	Safari on iOS	Samsung Internet
`onsubmit`	Chrome Yes	Edge 12	Firefox Yes	IE Yes	Opera Yes	Safari Yes	WebView Android Yes	Chrome Android Yes	Firefox Android Yes	Opera Android Yes	Safari iOS Yes	Samsung Internet Android Yes

图例

完整支持

另请参阅

submit event

元数据

最后修改： 2019 年 3 月 23 日

在此页

句法

值

范例

HTML

JavaScript

结果

规范

浏览器兼容性

图例

另请参阅

相关话题