{"id":376,"date":"2020-02-04T23:27:24","date_gmt":"2020-02-04T15:27:24","guid":{"rendered":"https:\/\/blog.cqdefxxx.com\/?p=376"},"modified":"2020-02-04T23:27:24","modified_gmt":"2020-02-04T15:27:24","slug":"%e6%bb%9a%e8%bd%ae%e4%ba%8b%e4%bb%b6%e3%80%81%e9%94%ae%e7%9b%98%e4%ba%8b%e4%bb%b6","status":"publish","type":"post","link":"https:\/\/blog.viter.top\/index.php\/2020\/02\/04\/%e6%bb%9a%e8%bd%ae%e4%ba%8b%e4%bb%b6%e3%80%81%e9%94%ae%e7%9b%98%e4%ba%8b%e4%bb%b6\/","title":{"rendered":"\u6eda\u8f6e\u4e8b\u4ef6\u3001\u952e\u76d8\u4e8b\u4ef6"},"content":{"rendered":"<h1>\u6eda\u8f6e\u4e8b\u4ef6<\/h1>\n<pre class=\"pure-highlightjs\"><code class=\"\">&lt;!DOCTYPE html&gt;\n&lt;html&gt;\n\t&lt;head&gt;\n\t\t&lt;meta charset=\"UTF-8\"&gt;\n\t\t&lt;title&gt;&lt;\/title&gt;\n\t\t&lt;style type=\"text\/css\"&gt;\n\t\t\t\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}\n\t\t\t\n\t\t&lt;\/style&gt;\n\t\t&lt;script type=\"text\/javascript\"&gt;\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\/\/\u83b7\u53d6id\u4e3abox1\u7684div\n\t\t\t\tvar box1 = document.getElementById(\"box1\");\n\t\t\t\t\n\t\t\t\t\/\/\u4e3abox1\u7ed1\u5b9a\u4e00\u4e2a\u9f20\u6807\u6eda\u8f6e\u6eda\u52a8\u7684\u4e8b\u4ef6\n\t\t\t\t\/*\n\t\t\t\t * onmousewheel\u9f20\u6807\u6eda\u8f6e\u6eda\u52a8\u7684\u4e8b\u4ef6\uff0c\u4f1a\u5728\u6eda\u8f6e\u6eda\u52a8\u65f6\u89e6\u53d1\uff0c\n\t\t\t\t * \t\u4f46\u662f\u706b\u72d0\u4e0d\u652f\u6301\u8be5\u5c5e\u6027\n\t\t\t\t * \n\t\t\t\t * \u5728\u706b\u72d0\u4e2d\u9700\u8981\u4f7f\u7528 DOMMouseScroll \u6765\u7ed1\u5b9a\u6eda\u52a8\u4e8b\u4ef6\n\t\t\t\t * \t\u6ce8\u610f\u8be5\u4e8b\u4ef6\u9700\u8981\u901a\u8fc7addEventListener()\u51fd\u6570\u6765\u7ed1\u5b9a\n\t\t\t\t *\/\n\t\t\t\t\n\t\t\t\t\n\t\t\t\tbox1.onmousewheel = function(event){\n\t\t\t\t\t\n\t\t\t\t\tevent = event || window.event;\n\t\t\t\t\t\n\t\t\t\t\t\n\t\t\t\t\t\/\/event.wheelDelta \u53ef\u4ee5\u83b7\u53d6\u9f20\u6807\u6eda\u8f6e\u6eda\u52a8\u7684\u65b9\u5411\n\t\t\t\t\t\/\/\u5411\u4e0a\u6eda 120   \u5411\u4e0b\u6eda -120\n\t\t\t\t\t\/\/wheelDelta\u8fd9\u4e2a\u503c\u6211\u4eec\u4e0d\u770b\u5927\u5c0f\uff0c\u53ea\u770b\u6b63\u8d1f\n\t\t\t\t\t\n\t\t\t\t\t\/\/alert(event.wheelDelta);\n\t\t\t\t\t\n\t\t\t\t\t\/\/wheelDelta\u8fd9\u4e2a\u5c5e\u6027\u706b\u72d0\u4e2d\u4e0d\u652f\u6301\n\t\t\t\t\t\/\/\u5728\u706b\u72d0\u4e2d\u4f7f\u7528event.detail\u6765\u83b7\u53d6\u6eda\u52a8\u7684\u65b9\u5411\n\t\t\t\t\t\/\/\u5411\u4e0a\u6eda -3  \u5411\u4e0b\u6eda 3\n\t\t\t\t\t\/\/alert(event.detail);\n\t\t\t\t\t\n\t\t\t\t\t\n\t\t\t\t\t\/*\n\t\t\t\t\t * \u5f53\u9f20\u6807\u6eda\u8f6e\u5411\u4e0b\u6eda\u52a8\u65f6\uff0cbox1\u53d8\u957f\n\t\t\t\t\t * \t\u5f53\u6eda\u8f6e\u5411\u4e0a\u6eda\u52a8\u65f6\uff0cbox1\u53d8\u77ed\n\t\t\t\t\t *\/\n\t\t\t\t\t\/\/\u5224\u65ad\u9f20\u6807\u6eda\u8f6e\u6eda\u52a8\u7684\u65b9\u5411\n\t\t\t\t\tif(event.wheelDelta &gt; 0 || event.detail &lt; 0){\n\t\t\t\t\t\t\/\/\u5411\u4e0a\u6eda\uff0cbox1\u53d8\u77ed\n\t\t\t\t\t\tbox1.style.height = box1.clientHeight - 10 + \"px\";\n\t\t\t\t\t\t\n\t\t\t\t\t}else{\n\t\t\t\t\t\t\/\/\u5411\u4e0b\u6eda\uff0cbox1\u53d8\u957f\n\t\t\t\t\t\tbox1.style.height = box1.clientHeight + 10 + \"px\";\n\t\t\t\t\t}\n\t\t\t\t\t\n\t\t\t\t\t\/*\n\t\t\t\t\t * \u4f7f\u7528addEventListener()\u65b9\u6cd5\u7ed1\u5b9a\u54cd\u5e94\u51fd\u6570\uff0c\u53d6\u6d88\u9ed8\u8ba4\u884c\u4e3a\u65f6\u4e0d\u80fd\u4f7f\u7528return false\n\t\t\t\t\t * \u9700\u8981\u4f7f\u7528event\u6765\u53d6\u6d88\u9ed8\u8ba4\u884c\u4e3aevent.preventDefault();\n\t\t\t\t\t * \u4f46\u662fIE8\u4e0d\u652f\u6301event.preventDefault();\u8fd9\u4e2a\u73a9\u610f\uff0c\u5982\u679c\u76f4\u63a5\u8c03\u7528\u4f1a\u62a5\u9519\n\t\t\t\t\t *\/\n\t\t\t\t\tevent.preventDefault &amp;&amp; event.preventDefault();\n\t\t\t\t\t\n\t\t\t\t\t\n\t\t\t\t\t\/*\n\t\t\t\t\t * \u5f53\u6eda\u8f6e\u6eda\u52a8\u65f6\uff0c\u5982\u679c\u6d4f\u89c8\u5668\u6709\u6eda\u52a8\u6761\uff0c\u6eda\u52a8\u6761\u4f1a\u968f\u4e4b\u6eda\u52a8\uff0c\n\t\t\t\t\t * \u8fd9\u662f\u6d4f\u89c8\u5668\u7684\u9ed8\u8ba4\u884c\u4e3a\uff0c\u5982\u679c\u4e0d\u5e0c\u671b\u53d1\u751f\uff0c\u5219\u53ef\u4ee5\u53d6\u6d88\u9ed8\u8ba4\u884c\u4e3a\n\t\t\t\t\t *\/\n\t\t\t\t\treturn false;\n\t\t\t\t\t\n\t\t\t\t\t\n\t\t\t\t\t\n\t\t\t\t\t\n\t\t\t\t};\n\t\t\t\t\n\t\t\t\t\/\/\u4e3a\u706b\u72d0\u7ed1\u5b9a\u6eda\u8f6e\u4e8b\u4ef6\n\t\t\t\tbind(box1,\"DOMMouseScroll\",box1.onmousewheel);\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\tfunction bind(obj , eventStr , callback){\n\t\t\t\tif(obj.addEventListener){\n\t\t\t\t\t\/\/\u5927\u90e8\u5206\u6d4f\u89c8\u5668\u517c\u5bb9\u7684\u65b9\u5f0f\n\t\t\t\t\tobj.addEventListener(eventStr , callback , false);\n\t\t\t\t}else{\n\t\t\t\t\t\/*\n\t\t\t\t\t * this\u662f\u8c01\u7531\u8c03\u7528\u65b9\u5f0f\u51b3\u5b9a\n\t\t\t\t\t * callback.call(obj)\n\t\t\t\t\t *\/\n\t\t\t\t\t\/\/IE8\u53ca\u4ee5\u4e0b\n\t\t\t\t\tobj.attachEvent(\"on\"+eventStr , function(){\n\t\t\t\t\t\t\/\/\u5728\u533f\u540d\u51fd\u6570\u4e2d\u8c03\u7528\u56de\u8c03\u51fd\u6570\n\t\t\t\t\t\tcallback.call(obj);\n\t\t\t\t\t});\n\t\t\t\t}\n\t\t\t}\n\t\t\t\n\t\t&lt;\/script&gt;\n\t&lt;\/head&gt;\n\t&lt;body style=\"height: 2000px;\"&gt;\n\t\t\n\t\t&lt;div id=\"box1\"&gt;&lt;\/div&gt;\n\t\t\n\t&lt;\/body&gt;\n&lt;\/html&gt;\n<\/code><\/pre>\n<h1>\u952e\u76d8\u4e8b\u4ef6<\/h1>\n<pre class=\"pure-highlightjs\"><code class=\"\">&lt;!DOCTYPE html&gt;\n&lt;html&gt;\n\t&lt;head&gt;\n\t\t&lt;meta charset=\"UTF-8\"&gt;\n\t\t&lt;title&gt;&lt;\/title&gt;\n\t\t&lt;script type=\"text\/javascript\"&gt;\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 * \u952e\u76d8\u4e8b\u4ef6\uff1a\n\t\t\t\t * \tonkeydown\n\t\t\t\t * \t\t- \u6309\u952e\u88ab\u6309\u4e0b\n\t\t\t\t * \t\t- \u5bf9\u4e8eonkeydown\u6765\u8bf4\u5982\u679c\u4e00\u76f4\u6309\u7740\u67d0\u4e2a\u6309\u952e\u4e0d\u677e\u624b\uff0c\u5219\u4e8b\u4ef6\u4f1a\u4e00\u76f4\u89e6\u53d1\n\t\t\t\t * \t\t- \u5f53onkeydown\u8fde\u7eed\u89e6\u53d1\u65f6\uff0c\u7b2c\u4e00\u6b21\u548c\u7b2c\u4e8c\u6b21\u4e4b\u95f4\u4f1a\u95f4\u9694\u7a0d\u5fae\u957f\u4e00\u70b9\uff0c\u5176\u4ed6\u7684\u4f1a\u975e\u5e38\u7684\u5feb\n\t\t\t\t * \t\t\t\u8fd9\u79cd\u8bbe\u8ba1\u662f\u4e3a\u4e86\u9632\u6b62\u8bef\u64cd\u4f5c\u7684\u53d1\u751f\u3002\n\t\t\t\t * \tonkeyup\n\t\t\t\t * \t\t- \u6309\u952e\u88ab\u677e\u5f00\n\t\t\t\t * \n\t\t\t\t *  \u952e\u76d8\u4e8b\u4ef6\u4e00\u822c\u90fd\u4f1a\u7ed1\u5b9a\u7ed9\u4e00\u4e9b\u53ef\u4ee5\u83b7\u53d6\u5230\u7126\u70b9\u7684\u5bf9\u8c61\u6216\u8005\u662fdocument\n\t\t\t\t *\/\n\t\t\t\t\n\t\t\t\tdocument.onkeydown = function(event){\n\t\t\t\t\tevent = event || window.event;\n\t\t\t\t\t\n\t\t\t\t\t\/*\n\t\t\t\t\t * \u53ef\u4ee5\u901a\u8fc7keyCode\u6765\u83b7\u53d6\u6309\u952e\u7684\u7f16\u7801\n\t\t\t\t\t * \t\u901a\u8fc7\u5b83\u53ef\u4ee5\u5224\u65ad\u54ea\u4e2a\u6309\u952e\u88ab\u6309\u4e0b\n\t\t\t\t\t * \u9664\u4e86keyCode\uff0c\u4e8b\u4ef6\u5bf9\u8c61\u4e2d\u8fd8\u63d0\u4f9b\u4e86\u51e0\u4e2a\u5c5e\u6027\n\t\t\t\t\t * \taltKey\n\t\t\t\t\t * \tctrlKey\n\t\t\t\t\t * \tshiftKey\n\t\t\t\t\t * \t\t- \u8fd9\u4e2a\u4e09\u4e2a\u7528\u6765\u5224\u65adalt ctrl \u548c shift\u662f\u5426\u88ab\u6309\u4e0b\n\t\t\t\t\t * \t\t\t\u5982\u679c\u6309\u4e0b\u5219\u8fd4\u56detrue\uff0c\u5426\u5219\u8fd4\u56defalse\n\t\t\t\t\t *\/\n\t\t\t\t\t\n\t\t\t\t\t\/\/console.log(event.keyCode);\n\t\t\t\t\t\n\t\t\t\t\t\/\/\u5224\u65ad\u4e00\u4e2ay\u662f\u5426\u88ab\u6309\u4e0b\n\t\t\t\t\t\/\/\u5224\u65ady\u548cctrl\u662f\u5426\u540c\u65f6\u88ab\u6309\u4e0b\n\t\t\t\t\tif(event.keyCode === 89 &amp;&amp; event.ctrlKey){\n\t\t\t\t\t\tconsole.log(\"ctrl\u548cy\u90fd\u88ab\u6309\u4e0b\u4e86\");\n\t\t\t\t\t}\n\t\t\t\t\t\n\t\t\t\t\t\n\t\t\t\t};\n\t\t\t\t\n\t\t\t\t\/*document.onkeyup = function(){\n\t\t\t\t\tconsole.log(\"\u6309\u952e\u677e\u5f00\u4e86\");\n\t\t\t\t};*\/\n\t\t\t\t\n\t\t\t\t\/\/\u83b7\u53d6input\n\t\t\t\tvar input = document.getElementsByTagName(\"input\")[0];\n\t\t\t\t\n\t\t\t\tinput.onkeydown = function(event){\n\t\t\t\t\t\n\t\t\t\t\tevent = event || window.event;\n\t\t\t\t\t\n\t\t\t\t\t\/\/console.log(event.keyCode);\n\t\t\t\t\t\/\/\u6570\u5b57 48 - 57\n\t\t\t\t\t\/\/\u4f7f\u6587\u672c\u6846\u4e2d\u4e0d\u80fd\u8f93\u5165\u6570\u5b57\n\t\t\t\t\tif(event.keyCode &gt;= 48 &amp;&amp; event.keyCode &lt;= 57){\n\t\t\t\t\t\t\/\/\u5728\u6587\u672c\u6846\u4e2d\u8f93\u5165\u5185\u5bb9\uff0c\u5c5e\u4e8eonkeydown\u7684\u9ed8\u8ba4\u884c\u4e3a\n\t\t\t\t\t\t\/\/\u5982\u679c\u5728onkeydown\u4e2d\u53d6\u6d88\u4e86\u9ed8\u8ba4\u884c\u4e3a\uff0c\u5219\u8f93\u5165\u7684\u5185\u5bb9\uff0c\u4e0d\u4f1a\u51fa\u73b0\u5728\u6587\u672c\u6846\u4e2d\n\t\t\t\t\t\treturn false;\n\t\t\t\t\t}\n\t\t\t\t\t\n\t\t\t\t\t\n\t\t\t\t};\n\t\t\t};\n\t\t\t\n\t\t\t\n\t\t&lt;\/script&gt;\n\t&lt;\/head&gt;\n\t&lt;body&gt;\n\t\t\n\t\t&lt;input type=\"text\" \/&gt;\n\t\t\n\t&lt;\/body&gt;\n&lt;\/html&gt;\n<\/code><\/pre>\n<p>&nbsp;<\/p>\n<pre class=\"pure-highlightjs\"><code class=\"\">&lt;!DOCTYPE html&gt;\n&lt;html&gt;\n\t&lt;head&gt;\n\t\t&lt;meta charset=\"UTF-8\"&gt;\n\t\t&lt;title&gt;&lt;\/title&gt;\n\t\t&lt;style type=\"text\/css\"&gt;\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\tposition: absolute;\n\t\t\t}\n\t\t\t\n\t\t\t\n\t\t&lt;\/style&gt;\n\t\t\n\t\t&lt;script type=\"text\/javascript\"&gt;\n\t\t\t\n\t\t\t\/\/\u4f7fdiv\u53ef\u4ee5\u6839\u636e\u4e0d\u540c\u7684\u65b9\u5411\u952e\u5411\u4e0d\u540c\u7684\u65b9\u5411\u79fb\u52a8\n\t\t\t\/*\n\t\t\t * \u6309\u5de6\u952e\uff0cdiv\u5411\u5de6\u79fb\n\t\t\t * \u6309\u53f3\u952e\uff0cdiv\u5411\u53f3\u79fb\n\t\t\t * \u3002\u3002\u3002\n\t\t\t *\/\n\t\t\twindow.onload = function(){\n\t\t\t\t\n\t\t\t\t\/\/\u4e3adocument\u7ed1\u5b9a\u4e00\u4e2a\u6309\u952e\u6309\u4e0b\u7684\u4e8b\u4ef6\n\t\t\t\tdocument.onkeydown = function(event){\n\t\t\t\t\tevent = event || window.event;\n\t\t\t\t\t\n\t\t\t\t\t\/\/\u5b9a\u4e49\u4e00\u4e2a\u53d8\u91cf\uff0c\u6765\u8868\u793a\u79fb\u52a8\u7684\u901f\u5ea6\n\t\t\t\t\tvar speed = 10;\n\t\t\t\t\t\n\t\t\t\t\t\/\/\u5f53\u7528\u6237\u6309\u4e86ctrl\u4ee5\u540e\uff0c\u901f\u5ea6\u52a0\u5feb\n\t\t\t\t\tif(event.ctrlKey){\n\t\t\t\t\t\tspeed = 500;\n\t\t\t\t\t}\n\t\t\t\t\t\n\t\t\t\t\t\/*\n\t\t\t\t\t * 37 \u5de6\n\t\t\t\t\t * 38 \u4e0a\n\t\t\t\t\t * 39 \u53f3\n\t\t\t\t\t * 40 \u4e0b\n\t\t\t\t\t *\/\n\t\t\t\t\tswitch(event.keyCode){\n\t\t\t\t\t\tcase 37:\n\t\t\t\t\t\t\t\/\/alert(\"\u5411\u5de6\"); left\u503c\u51cf\u5c0f\n\t\t\t\t\t\t\tbox1.style.left = box1.offsetLeft - speed + \"px\";\n\t\t\t\t\t\t\tbreak;\n\t\t\t\t\t\tcase 39:\n\t\t\t\t\t\t\t\/\/alert(\"\u5411\u53f3\");\n\t\t\t\t\t\t\tbox1.style.left = box1.offsetLeft + speed + \"px\";\n\t\t\t\t\t\t\tbreak;\n\t\t\t\t\t\tcase 38:\n\t\t\t\t\t\t\t\/\/alert(\"\u5411\u4e0a\");\n\t\t\t\t\t\t\tbox1.style.top = box1.offsetTop - speed + \"px\";\n\t\t\t\t\t\t\tbreak;\n\t\t\t\t\t\tcase 40:\n\t\t\t\t\t\t\t\/\/alert(\"\u5411\u4e0b\");\n\t\t\t\t\t\t\tbox1.style.top = box1.offsetTop + speed + \"px\";\n\t\t\t\t\t\t\tbreak;\n\t\t\t\t\t}\n\t\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&lt;\/script&gt;\n\t&lt;\/head&gt;\n\t&lt;body&gt;\n\t\t&lt;div id=\"box1\"&gt;&lt;\/div&gt;\n\t&lt;\/body&gt;\n&lt;\/html&gt;\n<\/code><\/pre>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6eda\u8f6e\u4e8b\u4ef6 &lt;!DOCTYPE html&gt; &lt;html&gt; &lt;head&gt; &lt;meta cha &#8230;<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[],"tags":[4],"_links":{"self":[{"href":"https:\/\/blog.viter.top\/index.php\/wp-json\/wp\/v2\/posts\/376"}],"collection":[{"href":"https:\/\/blog.viter.top\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.viter.top\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.viter.top\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.viter.top\/index.php\/wp-json\/wp\/v2\/comments?post=376"}],"version-history":[{"count":0,"href":"https:\/\/blog.viter.top\/index.php\/wp-json\/wp\/v2\/posts\/376\/revisions"}],"wp:attachment":[{"href":"https:\/\/blog.viter.top\/index.php\/wp-json\/wp\/v2\/media?parent=376"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.viter.top\/index.php\/wp-json\/wp\/v2\/categories?post=376"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.viter.top\/index.php\/wp-json\/wp\/v2\/tags?post=376"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}