jQuery trigger one用法：
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%> <% String path = request.getContextPath(); String basePath = request.getScheme() + "://" + request.getServerName() + ":" + request.getServerPort() + path + "/"; %> <!DOCTYPE html> <html> <head> <base href="<%=basePath%>"> <meta charset="UTF-8"> <title>b index</title> <link rel='stylesheet' type="text/css" href='b/css/bootstrap.css'> <style type="text/css"> .s1{ width: 100px; height: 100px; background-color: pink; } .s2{ width: 50px; height: 50px; background-color: green; } </style> </head> <body style="margin:1px;"> <div id="div001">div001</div> <div id='div002'>div002 <input id='txt001'> </div> <div id='div003'>div003 click this to use one(type,data,fn)</div> <div> <button id="btn001">click me to trigger myClick </button> <button id="btn002">click me to trigger focus </button> <button id="btn003">click me to triggerHandler focus </button> </div> <script type="text/javascript" src="js/jquery-1.11.1.js"></script> <script type="text/javascript" src="b/js/bootstrap.js"></script> <script type="text/javascript" src="js/index040.js"></script> </body> </html>
$(function() { $('#btn001').bind('myClick', function(e, msg1, msg2) { console.log(msg1 + msg2); }); $('#btn001').click(btn001Click); $('#txt001').focus(txt001Focus); $('#btn002').click(btn002Click); $('#btn003').click(btn003Click); $('#div003').one('click', [ 'msg1', 'msg2' ], div003OneClick); }); function btn001Click(e) { // 可以将参数传入； $('#btn001').trigger('myClick', [ 'msg1', 'msg2' ]); } function txt001Focus(e) { console.log('txt001Focus'); } function btn002Click(e) { // 会执行focus事件，并且会触发浏览器默认事件 $('#txt001').trigger('focus'); } function btn003Click(e) { // 会执行focus事件，但是不会触发浏览器事件 $('#txt001').triggerHandler('focus'); } function div003OneClick(e, msg1, msg2) { // 这样获取不到参数； console.log(msg1 + msg2); // 可以用这样的方式获取输入的参数 console.log(e.data); }