{"id":573,"date":"2024-11-19T13:29:41","date_gmt":"2024-11-19T05:29:41","guid":{"rendered":"http:\/\/www.chan.ink\/?p=573"},"modified":"2024-11-19T13:59:23","modified_gmt":"2024-11-19T05:59:23","slug":"jquery%e7%ac%94%e8%ae%b0%e8%a1%a5%e5%85%85%e4%b9%8b%e4%b8%80","status":"publish","type":"post","link":"http:\/\/www.chan.ink\/index.php\/2024\/11\/19\/jquery%e7%ac%94%e8%ae%b0%e8%a1%a5%e5%85%85%e4%b9%8b%e4%b8%80\/","title":{"rendered":"Jquery\u7b14\u8bb0\u8865\u5145\u4e4b\u4e00"},"content":{"rendered":"\n<pre class=\"wp-block-code\"><code>$(function(){\n    bindClickBtnSms();\n    bindClickSubmit();\n    })\n\n    <\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong><code>$(function() { ... })<\/code><\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u8fd9\u662f\u4e00\u4e2a\u7b80\u5199\u5f62\u5f0f\uff0c\u7b49\u540c\u4e8e <code>$(document).ready(function() { ... })<\/code>\u3002<\/li>\n\n\n\n<li>\u7528\u4e8e\u786e\u4fdd\u7f51\u9875\u6587\u6863\u7684 DOM \u52a0\u8f7d\u5b8c\u6210\u540e\u518d\u6267\u884c\u5185\u90e8\u4ee3\u7801\u3002<\/li>\n\n\n\n<li>\u9632\u6b62\u5728 DOM \u5143\u7d20\u5c1a\u672a\u52a0\u8f7d\u5b8c\u6210\u65f6\u8c03\u7528 JavaScript \u64cd\u4f5c\uff0c\u4ece\u800c\u907f\u514d\u51fa\u9519\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u8f6c\u6362\u4e3a\u7eaf JavaScript<\/strong><\/h3>\n\n\n\n<pre class=\"wp-block-preformatted\">javascript\u590d\u5236\u4ee3\u7801<code>document.addEventListener('DOMContentLoaded', function() {\n    bindClickBtnSms();\n    bindClickSubmit();\n});<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong><code>$(function() { ... })<\/code><\/strong>\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u8fd9\u662f jQuery \u7684\u5feb\u6377\u65b9\u5f0f\uff0c\u7b49\u4ef7\u4e8e <code>$(document).ready(function() { ... })<\/code>\u3002<\/li>\n\n\n\n<li>\u5b83\u4f1a\u5728 DOM \u5b8c\u5168\u52a0\u8f7d\u5e76\u89e3\u6790\u5b8c\u6210\u540e\u6267\u884c\u4ee3\u7801\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong><code>document.addEventListener('DOMContentLoaded', function() { ... })<\/code><\/strong>\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u539f\u751f JavaScript \u4e2d\u4f7f\u7528 <code>DOMContentLoaded<\/code> \u4e8b\u4ef6\u6765\u5b9e\u73b0\u76f8\u540c\u529f\u80fd\u3002<\/li>\n\n\n\n<li>\u786e\u4fdd\u5728 DOM \u52a0\u8f7d\u5b8c\u6210\u540e\u6267\u884c\u7ed1\u5b9a\u64cd\u4f5c\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u5185\u90e8\u65b9\u6cd5\uff08<code>bindClickBtnSms<\/code> \u548c <code>bindClickSubmit<\/code>\uff09\u4fdd\u6301\u4e0d\u53d8<\/strong>\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u8fd9\u4e9b\u65b9\u6cd5\u672c\u8eab\u65e0\u9700\u4fee\u6539\uff0c\u5b83\u4eec\u7684\u5b9a\u4e49\u548c\u903b\u8f91\u4ecd\u7136\u9002\u7528\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong><code>addEventListener<\/code> \u548c <code>'DOMContentLoaded'<\/code> \u7684\u6027\u8d28<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u4e24\u4e2a\u662f <strong>JavaScript \u4e2d\u7684\u539f\u751f\u7279\u6027<\/strong>\uff0c\u4e0d\u662f\u81ea\u5b9a\u4e49\u7684\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>1. <code>addEventListener<\/code><\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u5b9a\u4e49<\/strong>\uff1a\n<ul class=\"wp-block-list\">\n<li><code>addEventListener<\/code> \u662f JavaScript \u63d0\u4f9b\u7684 <strong>\u539f\u751f\u65b9\u6cd5<\/strong>\uff0c\u7528\u4e8e\u5411 DOM \u5143\u7d20\u6dfb\u52a0\u4e8b\u4ef6\u76d1\u542c\u5668\u3002<\/li>\n\n\n\n<li>\u652f\u6301\u7ed1\u5b9a\u4efb\u610f\u7c7b\u578b\u7684\u4e8b\u4ef6\uff08\u5982 <code>'click'<\/code>, <code>'input'<\/code>, <code>'keyup'<\/code>, <code>'DOMContentLoaded'<\/code> \u7b49\uff09\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u8bed\u6cd5<\/strong>\uff1ajavascript\u590d\u5236\u4ee3\u7801<code>element.addEventListener(event, listener, options);<\/code>\n<ul class=\"wp-block-list\">\n<li><strong><code>event<\/code><\/strong>\uff1a\u8981\u76d1\u542c\u7684\u4e8b\u4ef6\u7c7b\u578b\uff08\u5982 <code>'click'<\/code>, <code>'DOMContentLoaded'<\/code> \u7b49\uff09\u3002<\/li>\n\n\n\n<li><strong><code>listener<\/code><\/strong>\uff1a\u4e8b\u4ef6\u53d1\u751f\u65f6\u8981\u8c03\u7528\u7684\u51fd\u6570\u3002<\/li>\n\n\n\n<li><strong><code>options<\/code><\/strong>\uff08\u53ef\u9009\uff09\uff1a\u63a7\u5236\u76d1\u542c\u5668\u884c\u4e3a\u7684\u5bf9\u8c61\uff0c\u5982 <code>{ once: true }<\/code> \u8868\u793a\u53ea\u89e6\u53d1\u4e00\u6b21\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u7279\u70b9<\/strong>\uff1a\n<ol class=\"wp-block-list\">\n<li>\u652f\u6301\u591a\u6b21\u7ed1\u5b9a\uff0c\u4e0d\u4f1a\u8986\u76d6\u5df2\u7ed1\u5b9a\u7684\u76d1\u542c\u5668\u3002<\/li>\n\n\n\n<li>\u53ef\u4ee5\u901a\u8fc7 <code>removeEventListener<\/code> \u79fb\u9664\u5df2\u7ed1\u5b9a\u7684\u4e8b\u4ef6\u3002<\/li>\n<\/ol>\n<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">\u793a\u4f8b\uff1a<\/h4>\n\n\n\n<pre class=\"wp-block-preformatted\">javascript\u590d\u5236\u4ee3\u7801<code>document.getElementById('myButton').addEventListener('click', function() {\n    console.log('Button clicked!');\n});\n<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>2. <code>'DOMContentLoaded'<\/code><\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u5b9a\u4e49<\/strong>\uff1a\n<ul class=\"wp-block-list\">\n<li><code>'DOMContentLoaded'<\/code> \u662f\u4e00\u4e2a\u7279\u5b9a\u7684\u3001\u5185\u7f6e\u7684\u4e8b\u4ef6\u7c7b\u578b\uff0c\u7528\u4e8e\u8868\u793a <strong>DOM \u6811\u5df2\u5b8c\u5168\u52a0\u8f7d\u548c\u89e3\u6790\u5b8c\u6210<\/strong>\u3002<\/li>\n\n\n\n<li>\u4e0e\u9875\u9762\u4e2d\u7684\u56fe\u7247\u3001\u6837\u5f0f\u8868\u6216\u5176\u4ed6\u5916\u90e8\u8d44\u6e90\u662f\u5426\u52a0\u8f7d\u5b8c\u6210\u65e0\u5173\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u7528\u9014<\/strong>\uff1a\n<ul class=\"wp-block-list\">\n<li>\u5e38\u7528\u4e8e\u786e\u4fdd\u811a\u672c\u5728\u64cd\u4f5c DOM \u5143\u7d20\u65f6\uff0cDOM \u5df2\u7ecf\u5b8c\u5168\u52a0\u8f7d\u5b8c\u6210\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u533a\u522b\u4e8e <code>'load'<\/code> \u4e8b\u4ef6<\/strong>\uff1a\n<ul class=\"wp-block-list\">\n<li><code>'DOMContentLoaded'<\/code>\uff1a\u5728 <strong>\u4ec5 DOM \u52a0\u8f7d\u5b8c\u6210<\/strong> \u540e\u89e6\u53d1\uff0c\u901f\u5ea6\u66f4\u5feb\u3002<\/li>\n\n\n\n<li><code>'load'<\/code>\uff1a\u5728 <strong>\u9875\u9762\u7684\u6240\u6709\u8d44\u6e90\uff08\u5305\u62ec\u56fe\u7247\u3001\u6837\u5f0f\u7b49\uff09\u52a0\u8f7d\u5b8c\u6210<\/strong> \u540e\u89e6\u53d1\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">\u793a\u4f8b\uff1a<\/h4>\n\n\n\n<pre class=\"wp-block-preformatted\">javascript\u590d\u5236\u4ee3\u7801<code>document.addEventListener('DOMContentLoaded', function() {\n    console.log('DOM \u5df2\u5b8c\u5168\u52a0\u8f7d\u548c\u89e3\u6790\u5b8c\u6210');\n});\n<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u603b\u7ed3<\/strong><\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u7279\u6027<\/th><th><code>addEventListener<\/code><\/th><th><code>'DOMContentLoaded'<\/code><\/th><\/tr><\/thead><tbody><tr><td><strong>\u7c7b\u578b<\/strong><\/td><td>\u539f\u751f JavaScript \u65b9\u6cd5<\/td><td>\u539f\u751f JavaScript \u4e8b\u4ef6\u7c7b\u578b<\/td><\/tr><tr><td><strong>\u81ea\u5b9a\u4e49\/\u7279\u5b9a<\/strong><\/td><td>\u7279\u5b9a\u65b9\u6cd5\uff0c\u7528\u4e8e\u7ed1\u5b9a\u4e8b\u4ef6\u76d1\u542c\u5668<\/td><td>\u7279\u5b9a\u4e8b\u4ef6\uff0c\u7528\u4e8e\u68c0\u6d4b DOM \u52a0\u8f7d\u5b8c\u6210<\/td><\/tr><tr><td><strong>\u7528\u9014<\/strong><\/td><td>\u6dfb\u52a0\u4e8b\u4ef6\u76d1\u542c\u5668\u5230 DOM \u5143\u7d20<\/td><td>\u786e\u4fdd DOM \u5df2\u52a0\u8f7d\u540e\u6267\u884c\u4ee3\u7801<\/td><\/tr><tr><td><strong>\u662f\u5426\u53ef\u66ff\u4ee3<\/strong><\/td><td>\u662f\uff0c\u53ef\u7528 <code>on&lt;event&gt;<\/code>\uff08\u5982 <code>onclick<\/code>\uff09\u4ee3\u66ff<\/td><td>\u5426\uff0c\u5c5e\u4e8e\u5185\u7f6e\u4e8b\u4ef6\uff0c\u65e0\u6cd5\u88ab\u81ea\u5b9a\u4e49\u66ff\u4ee3<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u4e24\u4e2a\u90fd\u662f <strong>JavaScript \u539f\u751f\u7279\u6027<\/strong>\uff0c\u65e0\u9700\u989d\u5916\u5b9a\u4e49\u6216\u5f15\u5165\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>$(function() { &#8230; }): \u8f6c\u6362\u4e3a\u7eaf JavaScript javascript\u590d\u5236\u4ee3\u7801do [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-573","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"http:\/\/www.chan.ink\/index.php\/wp-json\/wp\/v2\/posts\/573","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.chan.ink\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.chan.ink\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.chan.ink\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.chan.ink\/index.php\/wp-json\/wp\/v2\/comments?post=573"}],"version-history":[{"count":2,"href":"http:\/\/www.chan.ink\/index.php\/wp-json\/wp\/v2\/posts\/573\/revisions"}],"predecessor-version":[{"id":576,"href":"http:\/\/www.chan.ink\/index.php\/wp-json\/wp\/v2\/posts\/573\/revisions\/576"}],"wp:attachment":[{"href":"http:\/\/www.chan.ink\/index.php\/wp-json\/wp\/v2\/media?parent=573"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.chan.ink\/index.php\/wp-json\/wp\/v2\/categories?post=573"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.chan.ink\/index.php\/wp-json\/wp\/v2\/tags?post=573"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}