{"id":1275,"date":"2020-06-04T21:52:03","date_gmt":"2020-06-04T13:52:03","guid":{"rendered":"https:\/\/maofun.com\/?p=1275"},"modified":"2020-06-04T21:52:03","modified_gmt":"2020-06-04T13:52:03","slug":"js-%e5%ae%9e%e7%8e%b0%e6%a0%b9%e6%8d%ae%e6%97%b6%e9%97%b4%e5%88%87%e6%8d%a2%e5%a4%9c%e9%97%b4%e6%a8%a1%e5%bc%8f","status":"publish","type":"post","link":"https:\/\/maofun.com\/1275.html","title":{"rendered":"js \u5b9e\u73b0\u6839\u636e\u65f6\u95f4\u5207\u6362\u591c\u95f4\u6a21\u5f0f"},"content":{"rendered":"

\u4e4b\u524d\u5728\u522b\u4eba\u7684\u4e3b\u9898\u4e0a\u770b\u89c1\u8fc7\u8fd9\u4e2a\u529f\u80fd\uff0c\u7b2c\u4e00\u611f\u89c9\u8fd8\u4e0d\u9519\uff0c\u4e8e\u662f\u81ea\u5df1\u82b1\u4e86\u70b9\u65f6\u95f4\u5199\u4e86\u4e00\u4e2a\u51fa\u6765\u3002<\/span><\/p>\n

\u5982\u4f55\u5b9e\u73b0\uff1f<\/span><\/i><\/h3>\n

\u7ed9\u9875\u9762 css \u94fe\u63a5\u8bbe\u7f6e\u4e00\u4e2a id\uff0c\u5982\uff1a<\/span><\/p>\n

<\/code><\/pre>\n\n\n\n
\n
<\/div>\n<\/td>\n
<link<\/span> rel<\/span>=\"stylesheet\"<\/span> type<\/span>=\"text\/css\"<\/span> href<\/span>=\"css\/1.css\"<\/span> id<\/span>=\"css\"<\/span>><\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
<\/code><\/pre>\n
\u4f7f\u7528<\/span>new Date().getHours()<\/code>\u51fd\u6570\u83b7\u53d6\u5f53\u524d\u7cfb\u7edf\u65f6\u95f4\uff0c\u8bbe\u7f6e if \u6761\u4ef6\u8bed\u53e5\uff0c\u5982\u679c\u65f6\u95f4\u7b49\u4e8e\u6216\u5728\u67d0\u4e2a\u8303\u56f4\u5185\uff0c\u5c31\u4f7f\u9875\u9762\u8c03\u7528\u4e0d\u540c\u7684 css \u6587\u4ef6\uff0c\u4ece\u800c\u4f7f\u5916\u89c2\u6837\u5f0f\u53d1\u751f\u6539\u53d8\u3002<\/span><\/p>\n
<\/code><\/pre>\n\n\n\n
\n
<\/div>\n<\/td>\n
if<\/span> (t >= 22<\/span> && t <= 6<\/span> || t === 22<\/span>)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
<\/code><\/pre>\n
\u8fd9\u91cc\u7684 t \u662f\u5f53\u524d\u65f6\u95f4\uff08\u5c0f\u65f6\uff09\uff0c\u5982\u679c\u65f6\u95f4\u5728\u665a\u4e0a\u5341\u70b9\u5230\u65e9\u4e0a\u516d\u70b9\u76f4\u63a5\uff0c\u4fbf\u8c03\u7528\u591c\u95f4\u4e3b\u9898 css\u3002<\/span><\/p>\n
\u7801<\/span><\/i><\/h3>\n
<\/code><\/pre>\n\n\n\n\n\n\n\n\n\n\n\n
\n
<\/div>\n<\/td>\n
<script><\/td>\n<\/tr>\n
\n
<\/div>\n<\/td>\n
function<\/span> time<\/span>()<\/span>{<\/td>\n<\/tr>\n
\n
<\/div>\n<\/td>\n
var<\/span> t = new<\/span> Date<\/span>().getHours();<\/td>\n<\/tr>\n
\n
<\/div>\n<\/td>\n
if<\/span> (t >= 22<\/span> && t <= 6<\/span> || t === 22<\/span>){<\/td>\n<\/tr>\n
\n
<\/div>\n<\/td>\n
var<\/span> obj = document<\/span>.getElementById(\"css\"<\/span>);<\/td>\n<\/tr>\n
\n
<\/div>\n<\/td>\n
obj.setAttribute(\"href\"<\/span>,\"2.css\"<\/span>);<\/td>\n<\/tr>\n
\n
<\/div>\n<\/td>\n
}<\/td>\n<\/tr>\n
\n
<\/div>\n<\/td>\n
}<\/td>\n<\/tr>\n
\n
<\/div>\n<\/td>\n
<\/script><\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"
\u4e4b\u524d\u5728\u522b\u4eba\u7684\u4e3b\u9898\u4e0a\u770b\u89c1\u8fc7\u8fd9\u4e2a\u529f\u80fd\uff0c\u7b2c\u4e00\u611f\u89c9\u8fd8\u4e0d\u9519\uff0c\u4e8e\u662f\u81ea\u5df1\u82b1\u4e86\u70b9\u65f6\u95f4\u5199\u4e86\u4e00\u4e2a\u51fa\u6765\u3002 \u5982\u4f55\u5b9e\u73b0\uff1f \u7ed9\u9875\u9762 css \u94fe\u63a5\u8bbe\u7f6e\u4e00\u4e2a id\uff0c\u5982\uff1a <link rel=”stylesheet” type=”text\/css” href=”css\/1.css” id=”css”> \u4f7f\u7528new Date().getHours()\u51fd\u6570\u83b7\u53d6\u5f53\u524d\u7cfb\u7edf\u65f6\u95f4\uff0c\u8bbe\u7f6e if \u6761\u4ef6\u8bed\u53e5\uff0c\u5982\u679c\u65f6\u95f4\u7b49\u4e8e\u6216\u5728\u67d0\u4e2a\u8303\u56f4\u5185\uff0c\u5c31\u4f7f\u9875\u9762\u8c03\u7528\u4e0d\u540c\u7684 css \u6587\u4ef6\uff0c\u4ece\u800c\u4f7f\u5916\u89c2\u6837\u5f0f\u53d1\u751f\u6539\u53d8\u3002 if (t >= 22 && t <= 6 || t === 22) \u8fd9\u91cc\u7684 t \u662f\u5f53\u524d\u65f6\u95f4\uff08\u5c0f\u65f6\uff09\uff0c\u5982\u679c\u65f6\u95f4\u5728…… <\/p>\n
\u7ee7\u7eed\u9605\u8bfb»»»<\/a><\/span><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[9],"tags":[353,352],"_links":{"self":[{"href":"https:\/\/maofun.com\/wp-json\/wp\/v2\/posts\/1275"}],"collection":[{"href":"https:\/\/maofun.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/maofun.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/maofun.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/maofun.com\/wp-json\/wp\/v2\/comments?post=1275"}],"version-history":[{"count":0,"href":"https:\/\/maofun.com\/wp-json\/wp\/v2\/posts\/1275\/revisions"}],"wp:attachment":[{"href":"https:\/\/maofun.com\/wp-json\/wp\/v2\/media?parent=1275"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/maofun.com\/wp-json\/wp\/v2\/categories?post=1275"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/maofun.com\/wp-json\/wp\/v2\/tags?post=1275"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}