{"id":571,"date":"2021-04-12T21:08:45","date_gmt":"2021-04-12T13:08:45","guid":{"rendered":"https:\/\/fireinsect.top\/?p=571"},"modified":"2021-05-07T15:58:14","modified_gmt":"2021-05-07T07:58:14","slug":"dom%e4%ba%8b%e4%bb%b6","status":"publish","type":"post","link":"https:\/\/fireinsect.top\/index.php\/2021\/04\/12\/dom%e4%ba%8b%e4%bb%b6\/","title":{"rendered":"DOM\u4e8b\u4ef6"},"content":{"rendered":"\n<p>\u8981\u505a\u4e00\u4e2a\u52a8\u6001\u7684\u7f51\u9875\uff0c\u90a3\u5c31\u5fc5\u987b\u8981\u7f51\u9875\u62e5\u6709\u52a8\u6001\u7684\u6d3b\u52a8\uff0c\u56e0\u6b64\u5bf9\u4e8e\u7f51\u9875\u4e0a\u7684DOM\u5bf9\u8c61\uff0c\u6211\u4eec\u9700\u8981\u83b7\u53d6\u5176\u4e2d\u7684\u4e8b\u4ef6\u6765\u505a\u51fa\u76f8\u5e94\u7684\u6d3b\u52a8\u3002<\/p>\n\n\n\n<!--more-->\n\n\n\n<pre class=\"wp-block-code\"><code lang=\"javascript\" class=\"language-javascript\">\u8282\u70b9\u540d.addEventListener('\u4e8b\u4ef6\u540d', <strong>function<\/strong> () {});<\/code><\/pre>\n\n\n\n<p>\u5229\u7528\u6b64\u65b9\u6cd5\u53ef\u4ee5\u83b7\u53d6\u8282\u70b9\u4e0a\u53d1\u751f\u7684\u4e8b\u4ef6\uff0c\u5e76\u5728\u4e4b\u540e\u7684function\u4e2d\u5bf9\u4e8b\u4ef6\u505a\u51fa\u53cd\u5e94\u3002<\/p>\n\n\n\n<p>\u5177\u4f53\u4e8b\u4ef6\u5982\u4e0b<\/p>\n\n\n\n<ul class=\"list1 wp-block-list\"><li>\u7126\u70b9\u4e8b\u4ef6<ul><li>focus:\u8868\u5355\u7ec4\u4ef6\uff08Input, Textarea, etc..\uff09\u83b7\u53d6\u7126\u70b9\u4e8b\u4ef6<\/li><li>blur: \u8868\u5355\u7ec4\u4ef6\uff08Input, Textarea, etc..\uff09\u5931\u53bb\u7126\u70b9\u4e8b\u4ef6<\/li><\/ul><\/li><li>\u9f20\u6807\u4e8b\u4ef6<ul><li>click: \u70b9\u51fb\u4e8b\u4ef6<\/li><li>dblclick: \u53cc\u51fb\u4e8b\u4ef6<\/li><li>mousedown: \u5728\u5143\u7d20\u4e0a\u6309\u4e0b\u4efb\u610f\u9f20\u6807\u6309\u94ae\u3002<\/li><li>mouseenter: \u6307\u9488\u79fb\u5230\u6709\u4e8b\u4ef6\u76d1\u542c\u7684\u5143\u7d20\u5185\u3002<\/li><li>mouseleave: \u6307\u9488\u79fb\u51fa\u5143\u7d20\u8303\u56f4\u5916\uff08\u4e0d\u5192\u6ce1\uff09\u3002<\/li><li>mousemove: \u6307\u9488\u5728\u5143\u7d20\u5185\u79fb\u52a8\u65f6\u6301\u7eed\u89e6\u53d1\u3002<\/li><li>mouseover: \u6307\u9488\u79fb\u5230\u6709\u4e8b\u4ef6\u76d1\u542c\u7684\u5143\u7d20\u6216\u8005\u5b83\u7684\u5b50\u5143\u7d20\u5185\u3002<\/li><li>mouseout: \u6307\u9488\u79fb\u51fa\u5143\u7d20\uff0c\u6216\u8005\u79fb\u5230\u5b83\u7684\u5b50\u5143\u7d20\u4e0a\u3002<\/li><li>mouseup: \u5728\u5143\u7d20\u4e0a\u91ca\u653e\u4efb\u610f\u9f20\u6807\u6309\u952e\u3002<\/li><\/ul><\/li><li>\u952e\u76d8\u4e8b\u4ef6<ul><li>keydown: \u952e\u76d8\u6309\u4e0b\u4e8b\u4ef6<\/li><li>keyup: \u952e\u76d8\u91ca\u653e\u4e8b\u4ef6<\/li><\/ul><\/li><li>\u89c6\u56fe\u4e8b\u4ef6<ul><li>scroll: \u6587\u6863\u6eda\u52a8\u4e8b\u4ef6<\/li><li>resize: \u7a97\u53e3\u653e\u7f29\u4e8b\u4ef6<\/li><\/ul><\/li><li>\u8d44\u6e90<ul><li>load\uff1a \u8d44\u6e90\u52a0\u8f7d\u6210\u529f\u7684\u4e8b\u4ef6<\/li><\/ul><\/li><\/ul>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0a\u65b9\u6cd5\u7ed3\u5408<a rel=\"noreferrer noopener\" href=\"https:\/\/fireinsect.top\/index.php\/2021\/03\/30\/dom%e6%93%8d%e4%bd%9c\/\" data-type=\"URL\" data-id=\"https:\/\/fireinsect.top\/index.php\/2021\/03\/30\/dom%e6%93%8d%e4%bd%9c\/\" target=\"_blank\"><span class=\"has-inline-color has-vivid-cyan-blue-color\">DOM\u64cd\u4f5c<\/span><\/a>\u4e2d\u66f4\u6539\u6837\u5f0f\u5c5e\u6027\u7684\u65b9\u6cd5\uff0c\u6765\u5b9e\u73b0\u52a8\u6001\u5316<\/p>\n\n\n\n<p class=\"has-medium-font-size\">\u4e8b\u4ef6\u5192\u6ce1<\/p>\n\n\n\n<p>\u5728JavaScript\u6709\u4e00\u79cd\u60c5\u51b5\uff0c\u5f53\u4f60\u540c\u65f6\u5728\u7236\u4eb2\u8282\u70b9\u548c\u5b50\u8282\u70b9\u540c\u65f6\u8bbe\u7f6e\u76d1\u542c\u4e8b\u4ef6\uff0c\u5f53\u4f60\u89e6\u53d1\u4e86\u5b50\u8282\u70b9\u7684\u76d1\u542c\u4e8b\u4ef6\uff0c\u7236\u8282\u70b9\u7684\u4e8b\u4ef6\u4e5f\u4f1a\u88ab\u89e6\u53d1\uff0c\u8fd9\u79cd\u73b0\u8c61\u53eb\u505a\u4e8b\u4ef6\u5192\u6ce1\u3002<\/p>\n\n\n\n<p>\u5229\u7528\u8fd9\u79cd\u539f\u7406\uff0c\u6211\u4eec\u53ef\u4ee5\u5b9e\u73b0\u4e8b\u4ef6\u59d4\u6258&#8212;\u5373\u70b9\u51fb\u4efb\u610f\u5b50\u8282\u70b9\u90fd\u80fd\u89e6\u53d1\u7236\u4eb2\u8282\u70b9\u7684\u4e8b\u4ef6<\/p>\n\n\n\n<p>\u5f53\u7136\uff0c\u5982\u679c\u6211\u4eec\u60f3\u963b\u6b62\u8fd9\u6837\u7684\u60c5\u51b5\u4e5f\u662f\u53ef\u4ee5\u7684<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code lang=\"javascript\" class=\"language-javascript\">likeBtn.addEventListener('click', <strong>function<\/strong>(e) {\n  <em>\/\/ \u70b9\u51fb\u4e8b\u4ef6<\/em>\n  e.stopPropagation()\/\/\u963b\u6b62\u5192\u6ce1\n\n\u4ee5\u6b64\u6765\u89e3\u51b3\u95ee\u9898<\/code><\/pre>\n\n\n\n<p class=\"has-medium-font-size\">\u9664\u4e86\u4e8b\u4ef6\u5192\u6ce1\uff0cJavaScript\u4e5f\u5b58\u5728\u4e8b\u4ef6\u6355\u6349<\/p>\n\n\n\n<p>\u6355\u83b7\u548c\u5192\u6ce1\u662f\u5b8c\u5168\u76f8\u53cd\u7684\uff0c\u5192\u6ce1\u662f\u4ece\u5f53\u524d\u5143\u7d20\u6cbf\u7740\u7956\u5148\u8282\u70b9\u5f80\u4e0a\u5192\u6ce1\uff0c\u800c\u6355\u83b7\u662f\u4ece\u6839 HTML \u8282\u70b9\u5f00\u59cb<br>\u4f9d\u6b21\u79fb\u52a8\u5230\u5f53\u524d\u5143\u7d20\u3002<\/p>\n\n\n\n<p>\u6211\u4eec\u4e0a\u9762\u4f7f\u7528\u7684<code>addEventListener<\/code>\u662f\u5728\u5192\u6ce1\u9636\u6bb5\u76d1\u542c\u4e8b\u4ef6\uff0c\u5982\u679c\u60f3\u5728\u6355\u83b7\u9636\u6bb5\u76d1\u542c\u4e8b\u4ef6\uff0c\u6211\u4eec\u9700\u8981\u4f20<br>\u9012\u7b2c\u4e09\u4e2a\u53c2\u6570\u4e3a<code>true<\/code>\uff0c \u4ee3\u7801\u5982\u4e0b<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code lang=\"javascript\" class=\"language-javascript\">dom.addEventListener('click', <strong>function<\/strong> () {}, true);<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u8981\u505a\u4e00\u4e2a\u52a8\u6001\u7684\u7f51\u9875\uff0c\u90a3\u5c31\u5fc5\u987b\u8981\u7f51\u9875\u62e5\u6709\u52a8\u6001\u7684\u6d3b\u52a8\uff0c\u56e0\u6b64\u5bf9\u4e8e\u7f51\u9875\u4e0a\u7684DOM\u5bf9\u8c61\uff0c\u6211\u4eec\u9700\u8981\u83b7\u53d6\u5176\u4e2d\u7684\u4e8b\u4ef6\u6765\u505a\u51fa\u76f8\u5e94 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"spay_email":"","footnotes":""},"categories":[5,1],"tags":[],"class_list":["post-571","post","type-post","status-publish","format-standard","hentry","category-5","category-wcd"],"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/fireinsect.top\/index.php\/wp-json\/wp\/v2\/posts\/571"}],"collection":[{"href":"https:\/\/fireinsect.top\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fireinsect.top\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fireinsect.top\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fireinsect.top\/index.php\/wp-json\/wp\/v2\/comments?post=571"}],"version-history":[{"count":5,"href":"https:\/\/fireinsect.top\/index.php\/wp-json\/wp\/v2\/posts\/571\/revisions"}],"predecessor-version":[{"id":581,"href":"https:\/\/fireinsect.top\/index.php\/wp-json\/wp\/v2\/posts\/571\/revisions\/581"}],"wp:attachment":[{"href":"https:\/\/fireinsect.top\/index.php\/wp-json\/wp\/v2\/media?parent=571"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fireinsect.top\/index.php\/wp-json\/wp\/v2\/categories?post=571"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fireinsect.top\/index.php\/wp-json\/wp\/v2\/tags?post=571"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}