{"id":169682,"date":"2020-10-15T10:32:37","date_gmt":"2020-10-15T02:32:37","guid":{"rendered":"http:\/\/4563.org\/?p=169682"},"modified":"2020-10-15T10:32:37","modified_gmt":"2020-10-15T02:32:37","slug":"%e8%af%b7%e6%95%99%e4%b8%a4%e4%b8%aa-datetime-datetime-%e8%a6%81%e8%ae%a1%e7%ae%97%e5%b0%8f%e6%97%b6%e5%b7%ae%ef%bc%8c%e6%80%8e%e4%b9%88%e5%81%9a%e4%bc%9a%e6%af%94%e8%be%83%e5%a5%bd%ef%bc%9f-%e8%a6%81","status":"publish","type":"post","link":"http:\/\/4563.org\/?p=169682","title":{"rendered":"\u8bf7\u6559\u4e24\u4e2a datetime.datetime \u8981\u8ba1\u7b97\u5c0f\u65f6\u5dee\uff0c\u600e\u4e48\u505a\u4f1a\u6bd4\u8f83\u597d\uff1f \u8981\u5148\u8f6c\u6210 datetime.timedelta \u518d\u505a\u5417\uff1f"},"content":{"rendered":"
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\u8bf7\u6559\u4e24\u4e2a datetime.datetime \u8981\u8ba1\u7b97\u5c0f\u65f6\u5dee\uff0c\u600e\u4e48\u505a\u4f1a\u6bd4\u8f83\u597d\uff1f \u8981\u5148\u8f6c\u6210 datetime.timedelta \u518d\u505a\u5417\uff1f <\/h1>\n

<\/p>\n

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\u8cc7\u6df1\u5927\u4f6c : qazwsxkevin <\/span> <\/i> 4<\/span> <\/div>\n
<\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n
<\/p>\n

\u6709\u4e24\u4e2a datetime.datetime \u6570\u636e
nowTime = datetime.datetime.now()
getFromdatabaseTime = dbTask.get(‘RecordTime’)<\/p>\n

\u5982\u679c: TimeResult = (nowTime – getFromdatabaseTime).seconds \u53ef\u4ee5\u5f97\u5230\u4e00\u4e2a\u6570\u503c\uff0c\u4e0d\u8fc7\u4f3c\u4e4e\u4e0d\u51c6\u7684\u4e00\u4e2a\u4ec0\u4e48\u73a9\u610f\u3002\u3002\u3002(\u6c57)<\/p>\n

\u9274\u4e8e\u5370\u8c61\u4e2d\u4ee5\u524d\u505a\u8fc7 datetime.timedelta \u7684\u8ba1\u7b97\uff0c\u4f3c\u4e4e datetime.timedelta \u7684\u65b9\u6cd5\u6bd4\u8f83\u5bb9\u6613\u5199,\u76f4\u89c2\u53c8\u65b9\u4fbf \u4f46\u770b\u4e86\u4e00\u4e0b\u6587\u6863\uff0c\u4f3c\u4e4e\u53c8\u6ca1\u63d0\u5230 datetime.timedelta \u548c datetime.datetime \u7684\u4e92\u8f6c\u3002
datetime.datetime \u8981\u8f6c\u6210 datetime.timedelta \uff1f \u8fd9\u4e2a\u5e94\u8be5\u600e\u4e48\u8f6c\uff1f
\u53cd\u8fc7\u6765 datetime.timedelta \u8981\u8f6c\u6210 datetime.datetime \uff1f
\u5982\u679c\u5927\u54e5\u4eec\u786c\u8981\u628a datetime.datetime \u4ee5\u62c6\u5143\u7ec4\u91cc\u9762\u7684\u503c\uff0c\u5206\u89e3\u5199\u8ba1\u7b97\u8fc7\u7a0b\u51fa\u7ed3\u679c\uff0c\u8fd9\u5c31\u79bb\u8c31\u4e86(\u7b11,\u9003~\uff09<\/p>\n<\/p><\/div>\n

\u5927\u4f6c\u6709\u8a71\u8aaa<\/b> (5<\/span>) <\/div>\n
<\/div>\n<\/p><\/div>\n<\/p><\/div>\n
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  • \n
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    \u8cc7\u6df1\u5927\u4f6c : raymanr <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    datetime.datetime \u662f\u5177\u4f53\u65f6\u95f4\u7684\u6570\u636e\u7c7b\u578b
    datetime.timedelta \u662f\u4ee3\u8868\u65f6\u95f4\u5dee\u7684\u6570\u636e\u7c7b\u578b<\/p>\n

    \u6211\u4e0d\u6e05\u695a datetime \u600e\u4e48\u8f6c\u6362 timedelta, \u4f1a\u51fa\u4ec0\u4e48\u95ee\u9898<\/p>\n

    \u4e0d\u8fc7\u53ef\u4ee5\u544a\u8bc9\u4f60\u662f datetime – datetime \u5c31\u4f1a\u5f97\u5230 timedelta, \u7136\u540e total_seconds \/ 3600 \u5c31\u662f\u5c0f\u65f6\u4e86<\/p>\n

    delta \u662f\u6570\u5b66\u4e2d\u5e38\u7528\u6765\u8868\u793a\u5dee\u503c\u7684\u5e0c\u814a\u5b57\u7b26 <\/p><\/div>\n<\/p><\/div>\n<\/li>\n

  • \n
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    \u8cc7\u6df1\u5927\u4f6c : Acoffice <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u4f60\u5148\u8f6c\u6216\u8005\u76f4\u63a5\u7528\u65f6\u95f4\u6233\u51cf\u5b8c\uff0c\u518d\u8f6c\u4e5f\u662f\u53ef\u4ee5\u7684\u3002 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
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    \u8cc7\u6df1\u5927\u4f6c : raymanr <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u7a81\u7136\u60f3\u8d77\u6765\u4e86, timedelta \u662f\u7531\u5929\u6570\u548c\u79d2\u6570\u4e24\u4e2a\u6570\u503c\u6784\u6210<\/p>\n

    \u6bd4\u5982 timedelta(days=1,seconds=22)<\/p>\n

    \u4f60\u8bbf\u95ee\u7684 seconds \u5c5e\u6027\u53ea\u4f1a\u8fd4\u56de\u79d2\u6570\u90e8\u5206 22, \u8fd9\u662f\u4f60\u4ee3\u7801\u6709\u95ee\u9898\u7684\u5730\u65b9<\/p>\n

    \u6240\u4ee5\u9700\u8981\u8c03\u7528 total_seconds() \u65b9\u6cd5 <\/p><\/div>\n<\/p><\/div>\n<\/li>\n

  • \n
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    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : qazwsxkevin <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u604d\u7136\u5927\u609f\uff0ctotal_seconds()
    \u611f\u8c22\uff01\uff01 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
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    \u8cc7\u6df1\u5927\u4f6c : shm7 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @qazwsxkevin \u8fd9\u8fd8\u9700\u8981\u604d\u7136\u5927\u96fe\u561b\u3002<\/p>\n

    \u5b98\u65b9\u6587\u6863\u4e22\u7ed9\u4f60: https:\/\/docs.python.org\/3.6\/library\/datetime.html
    \u76f4\u63a5\u53d6 timedelta \u7684 seconds \u5c5e\u6027\u5c31\u884c\u4e86\u3002 <\/div>\n<\/p><\/div>\n<\/li>\n

  • \n","protected":false},"excerpt":{"rendered":"

    \u8bf7\u6559\u4e24\u4e2a datetime.dat…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[],"tags":[],"_links":{"self":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/169682"}],"collection":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=169682"}],"version-history":[{"count":0,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/169682\/revisions"}],"wp:attachment":[{"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=169682"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=169682"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=169682"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}