{"id":360,"date":"2020-02-04T23:04:36","date_gmt":"2020-02-04T15:04:36","guid":{"rendered":"https:\/\/blog.cqdefxxx.com\/?p=360"},"modified":"2020-02-04T23:04:36","modified_gmt":"2020-02-04T15:04:36","slug":"dom","status":"publish","type":"post","link":"https:\/\/blog.viter.top\/index.php\/2020\/02\/04\/dom\/","title":{"rendered":"DOM\u3001DOM\u4e8b\u4ef6\u3001\u6587\u4ef6\u7684\u52a0\u8f7d\u3001DOM\u67e5\u8be2"},"content":{"rendered":"
<!DOCTYPE html>\n<html>\n\t<head>\n\t\t<meta charset=\"UTF-8\">\n\t\t<title><\/title>\n\t<\/head>\n\t<body>\n\t\t<button id=\"btn\">\u6211\u662f\u4e00\u4e2a\u6309\u94ae<\/button>\n\t\t<script type=\"text\/javascript\">\n\t\t\t\n\t\t\t\/*\n\t\t\t * \u6d4f\u89c8\u5668\u5df2\u7ecf\u4e3a\u6211\u4eec\u63d0\u4f9b \u6587\u6863\u8282\u70b9 \u5bf9\u8c61\u8fd9\u4e2a\u5bf9\u8c61\u662fwindow\u5c5e\u6027\n\t\t\t * \t\u53ef\u4ee5\u5728\u9875\u9762\u4e2d\u76f4\u63a5\u4f7f\u7528\uff0c\u6587\u6863\u8282\u70b9\u4ee3\u8868\u7684\u662f\u6574\u4e2a\u7f51\u9875\n\t\t\t *\/\n\t\t\t\/\/console.log(document);\n\t\t\t\n\t\t\t\/\/\u83b7\u53d6\u5230button\u5bf9\u8c61\n\t\t\tvar btn = document.getElementById(\"btn\");\n\t\t\t\n\t\t\t\/\/\u4fee\u6539\u6309\u94ae\u7684\u6587\u5b57\n\t\t\tbtn.innerHTML = \"I'm Button\";\n\t\t\t\n\t\t\t\n\t\t<\/script>\n\t<\/body>\n<\/html>\n<\/code><\/pre>\n
 <\/p>\n
<!DOCTYPE html>\n<html>\n\t<head>\n\t\t<meta charset=\"UTF-8\">\n\t\t<title><\/title>\n\t<\/head>\n\t<body>\n\t\t<!--\n\t\t\t\u6211\u4eec\u53ef\u4ee5\u5728\u4e8b\u4ef6\u5bf9\u5e94\u7684\u5c5e\u6027\u4e2d\u8bbe\u7f6e\u4e00\u4e9bjs\u4ee3\u7801\uff0c\n\t\t\t\t\u8fd9\u6837\u5f53\u4e8b\u4ef6\u88ab\u89e6\u53d1\u65f6\uff0c\u8fd9\u4e9b\u4ee3\u7801\u5c06\u4f1a\u6267\u884c\n\t\t\t\t\n\t\t\t\u8fd9\u79cd\u5199\u6cd5\u6211\u4eec\u79f0\u4e3a\u7ed3\u6784\u548c\u884c\u4e3a\u8026\u5408\uff0c\u4e0d\u65b9\u4fbf\u7ef4\u62a4\uff0c\u4e0d\u63a8\u8350\u4f7f\u7528\t\n\t\t-->\n\t\t<!--<button id=\"btn\" onmousemove=\"alert('\u8ba8\u538c\uff0c\u4f60\u70b9\u6211\u5e72\u561b\uff01');\">\u6211\u662f\u4e00\u4e2a\u6309\u94ae<\/button>-->\n\t\t<button id=\"btn\">\u6211\u662f\u4e00\u4e2a\u6309\u94ae<\/button>\n\t\t<script type=\"text\/javascript\">\n\t\t\t\n\t\t\t\/*\n\t\t\t * \u4e8b\u4ef6\uff0c\u5c31\u662f\u7528\u6237\u548c\u6d4f\u89c8\u5668\u4e4b\u95f4\u7684\u4ea4\u4e92\u884c\u4e3a\uff0c\n\t\t\t * \t\u6bd4\u5982\uff1a\u70b9\u51fb\u6309\u94ae\uff0c\u9f20\u6807\u79fb\u52a8\u3001\u5173\u95ed\u7a97\u53e3\u3002\u3002\u3002\n\t\t\t *\/\n\t\t\t\n\t\t\t\n\t\t\t\n\t\t\t\/\/\u83b7\u53d6\u6309\u94ae\u5bf9\u8c61\n\t\t\tvar btn = document.getElementById(\"btn\");\n\t\t\t\n\t\t\t\/*\n\t\t\t * \u53ef\u4ee5\u4e3a\u6309\u94ae\u7684\u5bf9\u5e94\u4e8b\u4ef6\u7ed1\u5b9a\u5904\u7406\u51fd\u6570\u7684\u5f62\u5f0f\u6765\u54cd\u5e94\u4e8b\u4ef6\n\t\t\t * \t\u8fd9\u6837\u5f53\u4e8b\u4ef6\u88ab\u89e6\u53d1\u65f6\uff0c\u5176\u5bf9\u5e94\u7684\u51fd\u6570\u5c06\u4f1a\u88ab\u8c03\u7528\n\t\t\t *\/\n\t\t\t\n\t\t\t\/\/\u7ed1\u5b9a\u4e00\u4e2a\u5355\u51fb\u4e8b\u4ef6\n\t\t\t\/\/\u50cf\u8fd9\u79cd\u4e3a\u5355\u51fb\u4e8b\u4ef6\u7ed1\u5b9a\u7684\u51fd\u6570\uff0c\u6211\u4eec\u79f0\u4e3a\u5355\u51fb\u54cd\u5e94\u51fd\u6570\n\t\t\tbtn.onclick = function(){\n\t\t\t\talert(\"\u4f60\u8fd8\u70b9~~~\");\n\t\t\t};\n\t\t\t\n\t\t\t\n\t\t<\/script>\n\t<\/body>\n<\/html>\n<\/code><\/pre>\n
 <\/p>\n
<!DOCTYPE html>\n<html>\n\t<head>\n\t\t<meta charset=\"UTF-8\">\n\t\t<title><\/title>\n\t\t<script type=\"text\/javascript\">\n\t\t\n\t\t\t\/*\n\t\t\t * \u6d4f\u89c8\u5668\u5728\u52a0\u8f7d\u4e00\u4e2a\u9875\u9762\u65f6\uff0c\u662f\u6309\u7167\u81ea\u4e0a\u5411\u4e0b\u7684\u987a\u5e8f\u52a0\u8f7d\u7684\uff0c\n\t\t\t * \t\u8bfb\u53d6\u5230\u4e00\u884c\u5c31\u8fd0\u884c\u4e00\u884c,\u5982\u679c\u5c06script\u6807\u7b7e\u5199\u5230\u9875\u9762\u7684\u4e0a\u8fb9\uff0c\n\t\t\t * \t\u5728\u4ee3\u7801\u6267\u884c\u65f6\uff0c\u9875\u9762\u8fd8\u6ca1\u6709\u52a0\u8f7d\uff0c\u9875\u9762\u6ca1\u6709\u52a0\u8f7dDOM\u5bf9\u8c61\u4e5f\u6ca1\u6709\u52a0\u8f7d\n\t\t\t * \t\u4f1a\u5bfc\u81f4\u65e0\u6cd5\u83b7\u53d6\u5230DOM\u5bf9\u8c61\n\t\t\t *\/\n\t\t\t\n\t\t\t\n\t\t\t\n\t\t\t\/*\n\t\t\t * onload\u4e8b\u4ef6\u4f1a\u5728\u6574\u4e2a\u9875\u9762\u52a0\u8f7d\u5b8c\u6210\u4e4b\u540e\u624d\u89e6\u53d1\n\t\t\t * \u4e3awindow\u7ed1\u5b9a\u4e00\u4e2aonload\u4e8b\u4ef6\n\t\t\t * \t\t\u8be5\u4e8b\u4ef6\u5bf9\u5e94\u7684\u54cd\u5e94\u51fd\u6570\u5c06\u4f1a\u5728\u9875\u9762\u52a0\u8f7d\u5b8c\u6210\u4e4b\u540e\u6267\u884c\uff0c\n\t\t\t * \t\t\u8fd9\u6837\u53ef\u4ee5\u786e\u4fdd\u6211\u4eec\u7684\u4ee3\u7801\u6267\u884c\u65f6\u6240\u6709\u7684DOM\u5bf9\u8c61\u5df2\u7ecf\u52a0\u8f7d\u5b8c\u6bd5\u4e86\n\t\t\t * \t\n\t\t\t *\/\n\t\t\twindow.onload = function(){\n\t\t\t\t\/\/\u83b7\u53d6id\u4e3abtn\u7684\u6309\u94ae\n\t\t\t\tvar btn = document.getElementById(\"btn\");\n\t\t\t\t\/\/\u4e3a\u6309\u94ae\u7ed1\u5b9a\u4e00\u4e2a\u5355\u51fb\u54cd\u5e94\u51fd\u6570\n\t\t\t\tbtn.onclick = function(){\n\t\t\t\t\talert(\"hello\");\n\t\t\t\t};\n\t\t\t};\n\t\t\t\n\t\t\t\n\t\t<\/script>\n\t<\/head>\n\t<body>\n\t\t\n\t\t<button id=\"btn\">\u70b9\u6211\u4e00\u4e0b<\/button>\n\t\t\n\t\t<!--<script type=\"text\/javascript\">\n\t\t\t\n\t\t\t\/*\n\t\t\t * \u5c06js\u4ee3\u7801\u7f16\u5199\u5230\u9875\u9762\u7684\u4e0b\u90e8\u5c31\u662f\u4e3a\u4e86\uff0c\u53ef\u4ee5\u5728\u9875\u9762\u52a0\u8f7d\u5b8c\u6bd5\u4ee5\u540e\u518d\u6267\u884cjs\u4ee3\u7801\n\t\t\t *\/\n\t\t\t\/\/\u83b7\u53d6id\u4e3abtn\u7684\u6309\u94ae\n\t\t\tvar btn = document.getElementById(\"btn\");\n\t\t\t\/\/\u4e3a\u6309\u94ae\u7ed1\u5b9a\u4e00\u4e2a\u5355\u51fb\u54cd\u5e94\u51fd\u6570\n\t\t\tbtn.onclick = function(){\n\t\t\t\talert(\"hello\");\n\t\t\t};\n\t\t\t\n\t\t<\/script>-->\n\t\t\n\t<\/body>\n<\/html>\n<\/code><\/pre>\n
 <\/p>\n
<!DOCTYPE HTML PUBLIC \"-\/\/W3C\/\/DTD HTML 4.01\/\/EN\" \"http:\/\/www.w3.org\/TR\/html4\/strict.dtd\">\n<html>\n\t<head>\n\t\t<meta http-equiv=\"Content-Type\" content=\"text\/html; charset=UTF-8\">\n\t\t<title>Untitled Document<\/title>\n\t\t<link rel=\"stylesheet\" type=\"text\/css\" href=\"style\/css.css\" \/>\n\t\t<script type=\"text\/javascript\">\n\t\t\n\t\t\twindow.onload = function(){\n\t\t\t\t\n\t\t\t\t\/\/\u4e3aid\u4e3abtn01\u7684\u6309\u94ae\u7ed1\u5b9a\u4e00\u4e2a\u5355\u51fb\u54cd\u5e94\u51fd\u6570\n\t\t\t\tvar btn01 = document.getElementById(\"btn01\");\n\t\t\t\tbtn01.onclick = function(){\n\t\t\t\t\t\/\/\u67e5\u627e#bj\u8282\u70b9\n\t\t\t\t\tvar bj = document.getElementById(\"bj\");\n\t\t\t\t\t\/\/\u6253\u5370bj\n\t\t\t\t\t\/\/innerHTML \u901a\u8fc7\u8fd9\u4e2a\u5c5e\u6027\u53ef\u4ee5\u83b7\u53d6\u5230\u5143\u7d20\u5185\u90e8\u7684html\u4ee3\u7801\n\t\t\t\t\talert(bj.innerHTML);\n\t\t\t\t};\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\/\/\u4e3aid\u4e3abtn02\u7684\u6309\u94ae\u7ed1\u5b9a\u4e00\u4e2a\u5355\u51fb\u54cd\u5e94\u51fd\u6570\n\t\t\t\tvar btn02 = document.getElementById(\"btn02\");\n\t\t\t\tbtn02.onclick = function(){\n\t\t\t\t\t\/\/\u67e5\u627e\u6240\u6709li\u8282\u70b9\n\t\t\t\t\t\/\/getElementsByTagName()\u53ef\u4ee5\u6839\u636e\u6807\u7b7e\u540d\u6765\u83b7\u53d6\u4e00\u7ec4\u5143\u7d20\u8282\u70b9\u5bf9\u8c61\n\t\t\t\t\t\/\/\u8fd9\u4e2a\u65b9\u6cd5\u4f1a\u7ed9\u6211\u4eec\u8fd4\u56de\u4e00\u4e2a\u7c7b\u6570\u7ec4\u5bf9\u8c61\uff0c\u6240\u6709\u67e5\u8be2\u5230\u7684\u5143\u7d20\u90fd\u4f1a\u5c01\u88c5\u5230\u5bf9\u8c61\u4e2d\n\t\t\t\t\t\/\/\u5373\u4f7f\u67e5\u8be2\u5230\u7684\u5143\u7d20\u53ea\u6709\u4e00\u4e2a\uff0c\u4e5f\u4f1a\u5c01\u88c5\u5230\u6570\u7ec4\u4e2d\u8fd4\u56de\n\t\t\t\t\tvar lis = document.getElementsByTagName(\"li\");\n\t\t\t\t\t\n\t\t\t\t\t\/\/\u6253\u5370lis\n\t\t\t\t\t\/\/alert(lis.length);\n\t\t\t\t\t\n\t\t\t\t\t\/\/\u53d8\u91cflis\n\t\t\t\t\tfor(var i=0 ; i<lis.length ; i++){\n\t\t\t\t\t\talert(lis[i].innerHTML);\n\t\t\t\t\t}\n\t\t\t\t};\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\/\/\u4e3aid\u4e3abtn03\u7684\u6309\u94ae\u7ed1\u5b9a\u4e00\u4e2a\u5355\u51fb\u54cd\u5e94\u51fd\u6570\n\t\t\t\tvar btn03 = document.getElementById(\"btn03\");\n\t\t\t\tbtn03.onclick = function(){\n\t\t\t\t\t\/\/\u67e5\u627ename=gender\u7684\u6240\u6709\u8282\u70b9\n\t\t\t\t\tvar inputs = document.getElementsByName(\"gender\");\n\t\t\t\t\t\n\t\t\t\t\t\/\/alert(inputs.length);\n\t\t\t\t\t\n\t\t\t\t\tfor(var i=0 ; i<inputs.length ; i++){\n\t\t\t\t\t\t\/*\n\t\t\t\t\t\t * innerHTML\u7528\u4e8e\u83b7\u53d6\u5143\u7d20\u5185\u90e8\u7684HTML\u4ee3\u7801\u7684\n\t\t\t\t\t\t * \t\u5bf9\u4e8e\u81ea\u7ed3\u675f\u6807\u7b7e\uff0c\u8fd9\u4e2a\u5c5e\u6027\u6ca1\u6709\u610f\u4e49\n\t\t\t\t\t\t *\/\n\t\t\t\t\t\t\/\/alert(inputs[i].innerHTML);\n\t\t\t\t\t\t\/*\n\t\t\t\t\t\t * \u5982\u679c\u9700\u8981\u8bfb\u53d6\u5143\u7d20\u8282\u70b9\u5c5e\u6027\uff0c\n\t\t\t\t\t\t * \t\u76f4\u63a5\u4f7f\u7528 \u5143\u7d20.\u5c5e\u6027\u540d\n\t\t\t\t\t\t * \t\t\u4f8b\u5b50\uff1a\u5143\u7d20.id \u5143\u7d20.name \u5143\u7d20.value\n\t\t\t\t\t\t * \t\t\u6ce8\u610f\uff1aclass\u5c5e\u6027\u4e0d\u80fd\u91c7\u7528\u8fd9\u79cd\u65b9\u5f0f\uff0c\n\t\t\t\t\t\t * \t\t\t\u8bfb\u53d6class\u5c5e\u6027\u65f6\u9700\u8981\u4f7f\u7528 \u5143\u7d20.className\n\t\t\t\t\t\t *\/\n\t\t\t\t\t\talert(inputs[i].className);\n\t\t\t\t\t}\n\t\t\t\t};\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\/\/\u67e5\u627e#city\u4e0b\u6240\u6709li\u8282\u70b9\n\t\t\t\t\/\/\u8fd4\u56de#city\u7684\u6240\u6709\u5b50\u8282\u70b9\n\t\t\t\t\/\/\u8fd4\u56de#phone\u7684\u7b2c\u4e00\u4e2a\u5b50\u8282\u70b9\n\t\t\t\t\/\/\u8fd4\u56de#bj\u7684\u7236\u8282\u70b9\n\t\t\t\t\/\/\u8fd4\u56de#android\u7684\u524d\u4e00\u4e2a\u5144\u5f1f\u8282\u70b9\n\t\t\t\t\/\/\u8bfb\u53d6#username\u7684value\u5c5e\u6027\u503c\n\t\t\t\t\/\/\u8bbe\u7f6e#username\u7684value\u5c5e\u6027\u503c\n\t\t\t\t\/\/\u8fd4\u56de#bj\u7684\u6587\u672c\u503c\n\t\t\t\t\n\t\t\t};\n\t\t\t\n\t\t\n\t\t<\/script>\n\t<\/head>\n\t<body>\n\t\t<div id=\"total\">\n\t\t\t<div class=\"inner\">\n\t\t\t\t<p>\n\t\t\t\t\t\u4f60\u559c\u6b22\u54ea\u4e2a\u57ce\u5e02?\n\t\t\t\t<\/p>\n\n\t\t\t\t<ul id=\"city\">\n\t\t\t\t\t<li id=\"bj\">\u5317\u4eac<\/li>\n\t\t\t\t\t<li>\u4e0a\u6d77<\/li>\n\t\t\t\t\t<li>\u4e1c\u4eac<\/li>\n\t\t\t\t\t<li>\u9996\u5c14<\/li>\n\t\t\t\t<\/ul>\n\n\t\t\t\t<br>\n\t\t\t\t<br>\n\n\t\t\t\t<p>\n\t\t\t\t\t\u4f60\u559c\u6b22\u54ea\u6b3e\u5355\u673a\u6e38\u620f?\n\t\t\t\t<\/p>\n\n\t\t\t\t<ul id=\"game\">\n\t\t\t\t\t<li id=\"rl\">\u7ea2\u8b66<\/li>\n\t\t\t\t\t<li>\u5b9e\u51b5<\/li>\n\t\t\t\t\t<li>\u6781\u54c1\u98de\u8f66<\/li>\n\t\t\t\t\t<li>\u9b54\u517d<\/li>\n\t\t\t\t<\/ul>\n\n\t\t\t\t<br \/>\n\t\t\t\t<br \/>\n\n\t\t\t\t<p>\n\t\t\t\t\t\u4f60\u624b\u673a\u7684\u64cd\u4f5c\u7cfb\u7edf\u662f?\n\t\t\t\t<\/p>\n\n\t\t\t\t<ul id=\"phone\"><li>IOS<\/li><li id=\"android\">Android<\/li><li>Windows Phone<\/li><\/ul>\n\t\t\t<\/div>\n\n\t\t\t<div class=\"inner\">\n\t\t\t\tgender:\n\t\t\t\t<input class=\"hello\" type=\"radio\" name=\"gender\" value=\"male\"\/>\n\t\t\t\tMale\n\t\t\t\t<input class=\"hello\" type=\"radio\" name=\"gender\" value=\"female\"\/>\n\t\t\t\tFemale\n\t\t\t\t<br>\n\t\t\t\t<br>\n\t\t\t\tname:\n\t\t\t\t<input type=\"text\" name=\"name\" id=\"username\" value=\"abcde\"\/>\n\t\t\t<\/div>\n\t\t<\/div>\n\t\t<div id=\"btnList\">\n\t\t\t<div><button id=\"btn01\">\u67e5\u627e#bj\u8282\u70b9<\/button><\/div>\n\t\t\t<div><button id=\"btn02\">\u67e5\u627e\u6240\u6709li\u8282\u70b9<\/button><\/div>\n\t\t\t<div><button id=\"btn03\">\u67e5\u627ename=gender\u7684\u6240\u6709\u8282\u70b9<\/button><\/div>\n\t\t\t<div><button id=\"btn04\">\u67e5\u627e#city\u4e0b\u6240\u6709li\u8282\u70b9<\/button><\/div>\n\t\t\t<div><button id=\"btn05\">\u8fd4\u56de#city\u7684\u6240\u6709\u5b50\u8282\u70b9<\/button><\/div>\n\t\t\t<div><button id=\"btn06\">\u8fd4\u56de#phone\u7684\u7b2c\u4e00\u4e2a\u5b50\u8282\u70b9<\/button><\/div>\n\t\t\t<div><button id=\"btn07\">\u8fd4\u56de#bj\u7684\u7236\u8282\u70b9<\/button><\/div>\n\t\t\t<div><button id=\"btn08\">\u8fd4\u56de#android\u7684\u524d\u4e00\u4e2a\u5144\u5f1f\u8282\u70b9<\/button><\/div>\n\t\t\t<div><button id=\"btn09\">\u8fd4\u56de#username\u7684value\u5c5e\u6027\u503c<\/button><\/div>\n\t\t\t<div><button id=\"btn10\">\u8bbe\u7f6e#username\u7684value\u5c5e\u6027\u503c<\/button><\/div>\n\t\t\t<div><button id=\"btn11\">\u8fd4\u56de#bj\u7684\u6587\u672c\u503c<\/button><\/div>\n\t\t<\/div>\n\t<\/body>\n<\/html>\n<\/code><\/pre>\n
 <\/p>\n","protected":false},"excerpt":{"rendered":"
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