A global event handler for the touchstart event.
This is an experimental technology
Because this technology's specification has not stabilized, check the compatibility table for usage in various browsers. Also note that the syntax and behavior of an experimental technology is subject to change in future versions of browsers as the specification changes.
Note: This attribute has not been formally standardized. It is specified in the Touch Events – Level 2 Editor's Draft specification and not in Touch Events Recommendation. This attribute is not widely implemented.
Syntax
var startHandler = someElement.ontouchstart;
Return value
startHandler- The touchstart event handler for element
someElement.
Example
This example shows two ways to use ontouchstart to set an element's touchstart event handler.
<html>
<script>
function startTouch(ev) {
// Process the event
}
function init() {
var el=document.getElementById("target1");
el.ontouchstart = startTouch;
}
</script>
<body onload="init();">
<div id="target1"> Touch me ... </div>
<div id="target2" ontouchstart="startTouch(event)"> Touch me ... </div>
</body>
</html>
Specifications
| Specification | Status | Comment |
|---|---|---|
| Touch Events – Level 2 | Editor's Draft | Non-stable version. |
Browser compatibility
| Feature | Chrome | Firefox (Gecko) | Internet Explorer | Opera | Safari (WebKit) |
|---|---|---|---|---|---|
| Basic support | 18.0 | ? | ? | ? | ? |
| Feature | Android | Android Webview | Chrome for Android | Firefox Mobile (Gecko) | Firefox OS | IE Mobile | Opera Mobile | Safari Mobile |
|---|---|---|---|---|---|---|---|---|
| Basic support | ? | (Yes) | (Yes) | ? | ? | ? | ? | ? |