{"id":368,"date":"2020-02-04T23:15:25","date_gmt":"2020-02-04T15:15:25","guid":{"rendered":"https:\/\/blog.cqdefxxx.com\/?p=368"},"modified":"2020-02-04T23:15:25","modified_gmt":"2020-02-04T15:15:25","slug":"dom%e4%ba%8b%e4%bb%b6%e5%86%92%e6%b3%a1","status":"publish","type":"post","link":"https:\/\/blog.viter.top\/index.php\/2020\/02\/04\/dom%e4%ba%8b%e4%bb%b6%e5%86%92%e6%b3%a1\/","title":{"rendered":"DOM\u4e8b\u4ef6\u5192\u6ce1"},"content":{"rendered":"
<!DOCTYPE html>\n<html>\n\t<head>\n\t\t<meta charset=\"UTF-8\">\n\t\t<title><\/title>\n\t\t<style type=\"text\/css\">\n\t\t\t#box1{\n\t\t\t\twidth: 200px;\n\t\t\t\theight: 200px;\n\t\t\t\tbackground-color: yellowgreen;\n\t\t\t}\n\t\t\t\n\t\t\t#s1{\n\t\t\t\tbackground-color: yellow;\n\t\t\t}\n\t\t\t\n\t\t\t\n\t\t<\/style>\n\t\t<script type=\"text\/javascript\">\n\t\t\t\n\t\t\twindow.onload = function(){\n\t\t\t\t\n\t\t\t\t\/*\n\t\t\t\t * \u4e8b\u4ef6\u7684\u5192\u6ce1\uff08Bubble\uff09\n\t\t\t\t * \t- \u6240\u8c13\u7684\u5192\u6ce1\u6307\u7684\u5c31\u662f\u4e8b\u4ef6\u7684\u5411\u4e0a\u4f20\u5bfc\uff0c\u5f53\u540e\u4ee3\u5143\u7d20\u4e0a\u7684\u4e8b\u4ef6\u88ab\u89e6\u53d1\u65f6\uff0c\u5176\u7956\u5148\u5143\u7d20\u7684\u76f8\u540c\u4e8b\u4ef6\u4e5f\u4f1a\u88ab\u89e6\u53d1\n\t\t\t\t * \t- \u5728\u5f00\u53d1\u4e2d\u5927\u90e8\u5206\u60c5\u51b5\u5192\u6ce1\u90fd\u662f\u6709\u7528\u7684,\u5982\u679c\u4e0d\u5e0c\u671b\u53d1\u751f\u4e8b\u4ef6\u5192\u6ce1\u53ef\u4ee5\u901a\u8fc7\u4e8b\u4ef6\u5bf9\u8c61\u6765\u53d6\u6d88\u5192\u6ce1\n\t\t\t\t * \n\t\t\t\t *\/\n\t\t\t\t\n\t\t\t\t\/\/\u4e3as1\u7ed1\u5b9a\u4e00\u4e2a\u5355\u51fb\u54cd\u5e94\u51fd\u6570\n\t\t\t\tvar s1 = document.getElementById(\"s1\");\n\t\t\t\ts1.onclick = function(event){\n\t\t\t\t\tevent = event || window.event;\n\t\t\t\t\talert(\"\u6211\u662fspan\u7684\u5355\u51fb\u54cd\u5e94\u51fd\u6570\");\n\t\t\t\t\t\n\t\t\t\t\t\/\/\u53d6\u6d88\u5192\u6ce1\n\t\t\t\t\t\/\/\u53ef\u4ee5\u5c06\u4e8b\u4ef6\u5bf9\u8c61\u7684cancelBubble\u8bbe\u7f6e\u4e3atrue\uff0c\u5373\u53ef\u53d6\u6d88\u5192\u6ce1\n\t\t\t\t\tevent.cancelBubble = true;\n\t\t\t\t};\n\t\t\t\t\n\t\t\t\t\/\/\u4e3abox1\u7ed1\u5b9a\u4e00\u4e2a\u5355\u51fb\u54cd\u5e94\u51fd\u6570\n\t\t\t\tvar box1 = document.getElementById(\"box1\");\n\t\t\t\tbox1.onclick = function(event){\n\t\t\t\t\tevent = event || window.event;\n\t\t\t\t\talert(\"\u6211\u662fdiv\u7684\u5355\u51fb\u54cd\u5e94\u51fd\u6570\");\n\t\t\t\t\t\n\t\t\t\t\tevent.cancelBubble = true;\n\t\t\t\t};\n\t\t\t\t\n\t\t\t\t\/\/\u4e3abody\u7ed1\u5b9a\u4e00\u4e2a\u5355\u51fb\u54cd\u5e94\u51fd\u6570\n\t\t\t\tdocument.body.onclick = function(){\n\t\t\t\t\talert(\"\u6211\u662fbody\u7684\u5355\u51fb\u54cd\u5e94\u51fd\u6570\");\n\t\t\t\t};\n\t\t\t\t\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<div id=\"box1\">\n\t\t\t\u6211\u662fbox1\n\t\t\t<span id=\"s1\">\u6211\u662fspan<\/span>\n\t\t<\/div>\n\t\t\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<style type=\"text\/css\">\n\t\t\t#box1{\n\t\t\t\twidth: 100px;\n\t\t\t\theight: 100px;\n\t\t\t\tbackground-color: red;\n\t\t\t\t\/*\n\t\t\t\t * \u5f00\u542fbox1\u7684\u7edd\u5bf9\u5b9a\u4f4d\n\t\t\t\t *\/\n\t\t\t\tposition: absolute;\n\t\t\t}\n\t\t\t\n\t\t<\/style>\n\t\t\n\t\t<script type=\"text\/javascript\">\n\t\t\twindow.onload = function(){\n\t\t\t\t\n\t\t\t\t\/*\n\t\t\t\t * \u4f7fdiv\u53ef\u4ee5\u8ddf\u968f\u9f20\u6807\u79fb\u52a8\n\t\t\t\t *\/\n\t\t\t\t\n\t\t\t\t\/\/\u83b7\u53d6box1\n\t\t\t\tvar box1 = document.getElementById(\"box1\");\n\t\t\t\t\/\/\u7ed1\u5b9a\u9f20\u6807\u79fb\u52a8\u4e8b\u4ef6\n\t\t\t\tdocument.onmousemove = function(event){\n\t\t\t\t\t\n\t\t\t\t\t\/\/\u89e3\u51b3\u517c\u5bb9\u95ee\u9898\n\t\t\t\t\tevent = event || window.event;\n\t\t\t\t\t\n\t\t\t\t\t\/\/\u83b7\u53d6\u6eda\u52a8\u6761\u6eda\u52a8\u7684\u8ddd\u79bb\n\t\t\t\t\t\/*\n\t\t\t\t\t * chrome\u8ba4\u4e3a\u6d4f\u89c8\u5668\u7684\u6eda\u52a8\u6761\u662fbody\u7684\uff0c\u53ef\u4ee5\u901a\u8fc7body.scrollTop\u6765\u83b7\u53d6\n\t\t\t\t\t * \u706b\u72d0\u7b49\u6d4f\u89c8\u5668\u8ba4\u4e3a\u6d4f\u89c8\u5668\u7684\u6eda\u52a8\u6761\u662fhtml\u7684\uff0c\n\t\t\t\t\t *\/\n\t\t\t\t\tvar st = document.body.scrollTop || document.documentElement.scrollTop;\n\t\t\t\t\tvar sl = document.body.scrollLeft || document.documentElement.scrollLeft;\n\t\t\t\t\t\/\/var st = document.documentElement.scrollTop;\n\t\t\t\t\t\n\t\t\t\t\t\n\t\t\t\t\t\/\/\u83b7\u53d6\u5230\u9f20\u6807\u7684\u5750\u6807\n\t\t\t\t\t\/*\n\t\t\t\t\t * clientX\u548cclientY\n\t\t\t\t\t * \t\u7528\u4e8e\u83b7\u53d6\u9f20\u6807\u5728\u5f53\u524d\u7684\u53ef\u89c1\u7a97\u53e3\u7684\u5750\u6807\n\t\t\t\t\t * div\u7684\u504f\u79fb\u91cf\uff0c\u662f\u76f8\u5bf9\u4e8e\u6574\u4e2a\u9875\u9762\u7684\n\t\t\t\t\t * \n\t\t\t\t\t * pageX\u548cpageY\u53ef\u4ee5\u83b7\u53d6\u9f20\u6807\u76f8\u5bf9\u4e8e\u5f53\u524d\u9875\u9762\u7684\u5750\u6807\n\t\t\t\t\t * \t\u4f46\u662f\u8fd9\u4e2a\u4e24\u4e2a\u5c5e\u6027\u5728IE8\u4e2d\u4e0d\u652f\u6301\uff0c\u6240\u4ee5\u5982\u679c\u9700\u8981\u517c\u5bb9IE8\uff0c\u5219\u4e0d\u8981\u4f7f\u7528\n\t\t\t\t\t *\/\n\t\t\t\t\tvar left = event.clientX;\n\t\t\t\t\tvar\u3000top = event.clientY;\n\t\t\t\t\t\n\t\t\t\t\t\/\/\u8bbe\u7f6ediv\u7684\u504f\u79fb\u91cf\n\t\t\t\t\tbox1.style.left = left + sl + \"px\";\n\t\t\t\t\tbox1.style.top = top + st + \"px\";\n\t\t\t\t\t\n\t\t\t\t};\n\t\t\t\t\n\t\t\t\tvar box2 = document.getElementById(\"box2\");\n\t\t\t\tbox2.onmousemove = function(event){\n\t\t\t\t\tevent = event || window.event;\n\t\t\t\t\t\n\t\t\t\t\tevent.cancelBubble = true;\n\t\t\t\t};\n\t\t\t\t\n\t\t\t\t\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 style=\"height: 1000px;width: 2000px;\">\n\t\t<div id=\"box2\" style=\"width: 500px; height: 500px; background-color: #bfa;\"><\/div>\n\t\t<div id=\"box1\"><\/div>\n\t<\/body>\n<\/html>\n<\/code><\/pre>\n
 <\/p>\n","protected":false},"excerpt":{"rendered":"
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