Instructions for using JavaScript event recording_javascript skills

Events in JavaScript are a basic operation in response to the user, and are actions that can be detected by JavaScript. Each element of the web page can generate certain events, and these events can trigger JavaScript functions.

JavaScript event list (event attributes – occurrence conditions):

onabort – loading of an image is terminated (only for )
onblur – when an element loses focus (cursor moves on)
onchange - the user changed the value of a field (for , , ) <br> onclick - the mouse clicked on the object <br> ondblclick – Double-click the object<br> onerror – File or image loading error (<img>, <object>, <style>) <br> onfocus – An element gets focus<br> onkeydown – Any key on the keyboard is pressed down <br> onkeypress - when any key on the keyboard is pressed or remains pressed <br> onkeyup - when the pressed key is released <br> onload - when the page or image has finished loading <br> onmousedown - when a mouse key pressed <br> onmousemove - mouse movement <br> onmouseout - mouse moved away from an element <br> onmouseover - mouse moved over an element <br> onmouseup - mouse button released <br> onreset - reset Set button is clicked <br> onresize - window or frame size is changed <br> onselect - text is selected <br> onsubmit - submit button is clicked <br> onunload - user closes the page <br>onload and onUnload <br><br>The onload and onUnload events are triggered when the user enters or leaves the page respectively. The <br><br>onload event is usually used to check the visitor's browser type and version, and load the appropriate web page version based on this information. <br><br>The onload and onUnload events are also often used to set cookies when the user enters or leaves the page. <br><br>onFocus, onBlur and onChange <br><br>onFocus, onBlur and onChange events are often used in conjunction with validation of form fields. <br><br>onSubmit <br><br>onSubmit event is usually used to validate all field values ​​before form submission <br><br>onMouseOver and onMouseOut <br>onMouseOver and onMouseOut are usually used to generate animated buttons . </p></div><div class="nphpQianMsg"><div class="clear"></div></div><div class="nphpQianSheng"><span>Statement：</span><div>The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. 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