{"id":4773,"date":"2016-02-09T23:32:16","date_gmt":"2016-02-09T15:32:16","guid":{"rendered":"https:\/\/sdeno.com\/?p=4773"},"modified":"2016-02-09T23:34:50","modified_gmt":"2016-02-09T15:34:50","slug":"jquery%e7%bb%91%e5%ae%9a%e4%ba%8b%e4%bb%b6on%e6%96%b9%e6%b3%95%e6%98%af%e5%ae%98%e6%96%b9%e6%8e%a8%e8%8d%90%e7%9a%84%e7%bb%91%e5%ae%9a%e4%ba%8b%e4%bb%b6%e7%9a%84%e4%b8%80%e4%b8%aa%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/sdeno.com\/?p=4773","title":{"rendered":"jQuery\u7ed1\u5b9a\u4e8b\u4ef6on()\u65b9\u6cd5\u662f\u5b98\u65b9\u63a8\u8350\u7684\u7ed1\u5b9a\u4e8b\u4ef6\u7684\u4e00\u4e2a\u65b9\u6cd5"},"content":{"rendered":"

on().txt<\/a><\/p>\n

jQuery on()\u65b9\u6cd5\u662f\u5b98\u65b9\u63a8\u8350\u7684\u7ed1\u5b9a\u4e8b\u4ef6\u7684\u4e00\u4e2a\u65b9\u6cd5\u3002<\/p>\n

$(selector).on(event,childSelector,data,function,map)
\n\u7531\u6b64\u6269\u5c55\u5f00\u6765\u7684\u51e0\u4e2a\u4ee5\u524d\u5e38\u89c1\u7684\u65b9\u6cd5\u6709.<\/p>\n

bind()<\/p>\n

$(“p”).bind(“click”,function(){
\nalert(“The paragraph was clicked.”);
\n});<\/p>\n

$(“p”).on(“click”,function(){
\nalert(“The paragraph was clicked.”);
\n});<\/p>\n

delegate()<\/p>\n

$(“#div1”).on(“click”,”p”,function(){
\n$(this).css(“background-color”,”pink”);
\n});<\/p>\n

$(“#div2”).delegate(“p”,”click”,function(){
\n$(this).css(“background-color”,”pink”);
\n});<\/p>\n

live()<\/p>\n

$(“#div1”).on(“click”,function(){
\n$(this).css(“background-color”,”pink”);
\n});<\/p>\n

$(“#div2”).live(“click”,function(){
\n$(this).css(“background-color”,”pink”);
\n});<\/p>\n

\u4ee5\u4e0a\u4e09\u79cd\u65b9\u6cd5\u5728jQuery1.8\u4e4b\u540e\u90fd\u4e0d\u63a8\u8350\u4f7f\u7528\uff0c\u5b98\u65b9\u57281.9\u65f6\u5df2\u7ecf\u53d6\u6d88\u4f7f\u7528live()\u65b9\u6cd5\u4e86\uff0c\u6240\u4ee5\u5efa\u8bae\u90fd\u4f7f\u7528on()\u65b9\u6cd5\u3002<\/p>\n

tip:\u5982\u679c\u4f60\u9700\u8981\u79fb\u9664on()\u6240\u7ed1\u5b9a\u7684\u65b9\u6cd5\uff0c\u53ef\u4ee5\u4f7f\u7528off()\u65b9\u6cd5\u5904\u7406\u3002<\/p>\n

$(document).ready(function(){
\n$(“p”).on(“click”,function(){
\n$(this).css(“background-color”,”pink”);
\n});
\n$(“button”).click(function(){
\n$(“p”).off(“click”);
\n});
\n});
\ntip:\u5982\u679c\u4f60\u7684\u4e8b\u4ef6\u53ea\u9700\u8981\u4e00\u6b21\u7684\u64cd\u4f5c\uff0c\u53ef\u4ee5\u4f7f\u7528one()\u8fd9\u4e2a\u65b9\u6cd5<\/p>\n

$(document).ready(function(){
\n$(“p”).one(“click”,function(){
\n$(this).animate({fontSize:”+=6px”});
\n});
\n});
\ntrigger()\u7ed1\u5b9a<\/p>\n

$(selector).trigger(event,eventObj,param1,param2,…)
\n$(document).ready(function(){
\n$(“input”).select(function(){
\n$(“input”).after(” Text marked!”);
\n});
\n$(“button”).click(function(){
\n$(“input”).trigger(“select”);
\n});
\n});
\n\u591a\u4e2a\u4e8b\u4ef6\u7ed1\u5b9a\u540c\u4e00\u4e2a\u51fd\u6570<\/p>\n

$(document).ready(function(){
\n$(“p”).on(“mouseover mouseout”,function(){
\n$(“p”).toggleClass(“intro”);
\n});
\n});
\n\u591a\u4e2a\u4e8b\u4ef6\u7ed1\u5b9a\u4e0d\u540c\u51fd\u6570<\/p>\n

$(document).ready(function(){
\n$(“p”).on({
\nmouseover:function(){$(“body”).css(“background-color”,”lightgray”);},
\nmouseout:function(){$(“body”).css(“background-color”,”lightblue”);},
\nclick:function(){$(“body”).css(“background-color”,”yellow”);}
\n});
\n});
\n\u7ed1\u5b9a\u81ea\u5b9a\u4e49\u4e8b\u4ef6<\/p>\n

$(document).ready(function(){
\n$(“p”).on(“myOwnEvent”, function(event, showName){
\n$(this).text(showName + “! What a beautiful name!”).show();
\n});
\n$(“button”).click(function(){
\n$(“p”).trigger(“myOwnEvent”,[“Anja”]);
\n});
\n});
\n\u4f20\u9012\u6570\u636e\u5230\u51fd\u6570<\/p>\n

function handlerName(event)
\n{
\nalert(event.data.msg);
\n}<\/p>\n

$(document).ready(function(){
\n$(“p”).on(“click”, {msg: “You just clicked me!”}, handlerName)
\n});
\n\u9002\u7528\u4e8e\u672a\u521b\u5efa\u7684\u5143\u7d20<\/p>\n

$(document).ready(function(){
\n$(“div”).on(“click”,”p”,function(){
\n$(this).slideToggle();
\n});
\n$(“button”).click(function(){
\n$(“<p>This is a new paragraph.<\/p>”).insertAfter(“button”);
\n});
\n});<\/p>\n

 <\/p>\n

 <\/p>\n","protected":false},"excerpt":{"rendered":"

on().txt jQuery on()\u65b9\u6cd5\u662f\u5b98\u65b9\u63a8\u8350\u7684\u7ed1\u5b9a\u4e8b\u4ef6\u7684\u4e00\u4e2a\u65b9\u6cd5\u3002 $(selector).on(e […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[11],"tags":[],"class_list":["post-4773","post","type-post","status-publish","format-standard","hentry","category-11"],"_links":{"self":[{"href":"https:\/\/sdeno.com\/index.php?rest_route=\/wp\/v2\/posts\/4773","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sdeno.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sdeno.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/sdeno.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/sdeno.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=4773"}],"version-history":[{"count":0,"href":"https:\/\/sdeno.com\/index.php?rest_route=\/wp\/v2\/posts\/4773\/revisions"}],"wp:attachment":[{"href":"https:\/\/sdeno.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=4773"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sdeno.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=4773"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sdeno.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=4773"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}