GlobalEventHandlers.onpointerdown
pointerdown 事件的 全局事件处理程序
语法
var downHandler = targetElement.onpointerdown;
返回值
downHandler-
pointerdown 事件触发对象的事件处理程序。
示例
当前示例展示两种方式使用 onpointerdown 去设置元素的 pointerdown 事件处理程序。
js
<html>
<script>
function downHandler(ev) {
// Process the pointerdown event
}
function init() {
var el=document.getElementById("target1");
el.onpointerdown = downHandler;
}
</script>
<body onload="init();">
<div id="target1"> Touch me ... </div>
<div id="target2" onpointerdown="downHandler(event)"> Touch me ... </div>
</body>
</html>
规范
| Specification |
|---|
| Pointer Events # the-pointerdown-event |
| Pointer Events # dom-globaleventhandlers-onpointerdown |
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