{"id":190863,"date":"2022-04-23T03:57:50","date_gmt":"2022-04-22T19:57:50","guid":{"rendered":"https:\/\/www.idc.net\/help\/190863\/"},"modified":"2022-04-23T03:57:50","modified_gmt":"2022-04-22T19:57:50","slug":"%e5%90%8e%e6%b5%aa%e4%ba%91ios%e6%95%99%e7%a8%8b%ef%bc%9a%e5%9c%a8%e5%b0%8f%e7%bb%84%e4%bb%b6%e4%b8%ad%e6%98%be%e7%a4%ba%e5%8a%a8%e6%80%81%e6%97%a5%e6%9c%9f","status":"publish","type":"post","link":"https:\/\/idc.net\/help\/190863\/","title":{"rendered":"\u540e\u6d6a\u4e91IOS\u6559\u7a0b\uff1a\u5728\u5c0f\u7ec4\u4ef6\u4e2d\u663e\u793a\u52a8\u6001\u65e5\u671f"},"content":{"rendered":"

\u6982\u89c8 <\/h2>\n

\u56e0\u4e3a\u5c0f\u7ec4\u4ef6\u6269\u5c55\u4e0d\u4f1a\u4e00\u76f4\u8fd0\u884c\uff0c\u6240\u4ee5\u4f60\u65e0\u6cd5\u76f4\u63a5\u66f4\u65b0\u5c0f\u7ec4\u4ef6\u7684\u5185\u5bb9\u3002WidgetKit \u4f1a\u4ee3\u4f60\u6e32\u67d3\u5c0f\u7ec4\u4ef6\u7684\u89c6\u56fe\u5e76\u663e\u793a\u7ed3\u679c\u3002\u4f46\u90a3\u4e9b\u5728\u5c0f\u7ec4\u4ef6\u663e\u793a\u65f6\u7ee7\u7eed\u66f4\u65b0\u7684\u5185\u5bb9\uff0c\u4e5f\u53ef\u4ee5\u501f\u52a9\u67d0\u4e9b SwiftUI \u89c6\u56fe\u6765\u5448\u73b0\u3002 <\/p>\n

\u4f7f\u7528\u5c0f\u7ec4\u4ef6\u4e2d\u7684\u6587\u672c<\/code><\/span> \u89c6\u56fe\uff0c\u53ef\u4ee5\u5728\u5c4f\u5e55\u4e0a\u663e\u793a\u6700\u65b0\u7684\u65e5\u671f\u548c\u65f6\u95f4\u3002\u4e0b\u9762\u7684\u793a\u4f8b\u663e\u793a\u4e86\u53ef\u7528\u7684\u7ec4\u5408\u3002 <\/p>\n

\u8981\u663e\u793a\u81ea\u52a8\u66f4\u65b0\u7684\u76f8\u5bf9\u65f6\u95f4\uff1a <\/p>\n

<\/span> let<\/span> components =<\/span> DateComponents<\/span>(minute: 11<\/span>, second: 14<\/span>)<\/span><\/span><\/span> let<\/span> futureDate =<\/span> Calendar<\/span>.current.date(byAdding: components, to: Date<\/span>())!<\/span><\/span><\/span><\/span>  <\/span><\/span><\/span> Text<\/span>(futureDate, style: .relative)<\/span><\/span><\/span> \/\/ Displays:<\/span><\/span><\/span><\/span> \/\/ 11 min, 14 sec<\/span><\/span><\/span><\/span>  <\/span><\/span><\/span> Text<\/span>(futureDate, style: .offset)<\/span><\/span><\/span> \/\/ Displays:<\/span><\/span><\/span><\/span> \/\/ -11 minutes<\/span><\/span><\/span><\/code>\n<\/pre>\n
 \u4f7f\u7528\u76f8\u5bf9<\/code><\/span> \u6837\u5f0f\u663e\u793a\u5f53\u524d\u65e5\u671f\u548c\u65f6\u95f4\u4e0e\u6307\u5b9a\u65e5\u671f\u4e4b\u95f4\u7684\u7edd\u5bf9\u5dee\u5f02\uff0c\u65e0\u8bba\u65e5\u671f\u662f\u5728\u672a\u6765\u8fd8\u662f\u8fc7\u53bb\u3002\u504f\u79fb<\/code><\/span> \u6837\u5f0f\u663e\u793a\u5f53\u524d\u65e5\u671f\u548c\u65f6\u95f4\u4e0e\u6307\u5b9a\u65e5\u671f\u4e4b\u95f4\u7684\u5dee\u5f02\uff0c\u7528\u51cf\u53f7 (-<\/code>) \u524d\u7f00\u8868\u793a\u672a\u6765\u7684\u65e5\u671f\uff0c\u7528\u52a0\u53f7 (+<\/code>) \u524d\u7f00\u8868\u793a\u8fc7\u53bb\u7684\u65e5\u671f\u3002 <\/p>\n
 \u8981\u663e\u793a\u6301\u7eed\u81ea\u52a8\u66f4\u65b0\u7684\u8ba1\u65f6\u5668\uff1a <\/p>\n
<\/span> let<\/span> components =<\/span> DateComponents<\/span>(minute: 15<\/span>)<\/span><\/span><\/span> let<\/span> futureDate =<\/span> Calendar<\/span>.current.date(byAdding: components, to: Date<\/span>())!<\/span><\/span><\/span><\/span>  <\/span><\/span><\/span> Text<\/span>(futureDate, style: .timer)<\/span><\/span><\/span> \/\/ Displays:<\/span><\/span><\/span><\/span> \/\/ 15:00<\/span><\/span><\/span><\/code>\n<\/pre>\n
 \u5bf9\u4e8e\u672a\u6765\u7684\u65e5\u671f\uff0c\u8ba1\u65f6\u5668<\/code><\/span> \u6837\u5f0f\u4f1a\u8fdb\u884c\u5012\u8ba1\u65f6\uff0c\u76f4\u5230\u5f53\u524d\u65f6\u95f4\u8fbe\u5230\u6307\u5b9a\u7684\u65e5\u671f\u548c\u65f6\u95f4\uff0c\u5bf9\u4e8e\u8fc7\u53bb\u7684\u65e5\u671f\u5219\u8fdb\u884c\u6b63\u8ba1\u65f6\u3002 <\/p>\n
 \u8981\u663e\u793a\u7edd\u5bf9\u65e5\u671f\u6216\u65f6\u95f4\uff1a <\/p>\n
<\/span> \/\/ Absolute Date or Time<\/span><\/span><\/span><\/span> let<\/span> components =<\/span> DateComponents<\/span>(year: 2020<\/span>, month: 4<\/span>, day: 1<\/span>, hour: 9<\/span>, minute: 41<\/span>)<\/span><\/span><\/span> let<\/span> aprilFirstDate =<\/span> Calendar<\/span>.current(components)!<\/span><\/span><\/span><\/span>  <\/span><\/span><\/span> Text<\/span>(aprilFirstDate, style: .date)<\/span><\/span><\/span> Text<\/span>(\"Date: \\(aprilFirstDate, style: .date)<\/span>\"<\/span>)<\/span><\/span><\/span> Text<\/span>(\"Time: \\(aprilFirstDate, style: .time)<\/span>\"<\/span>)<\/span><\/span><\/span>  <\/span><\/span><\/span> \/\/ Displays:<\/span><\/span><\/span><\/span> \/\/ April 1, 2020<\/span><\/span><\/span><\/span> \/\/ Date: April 1, 2020<\/span><\/span><\/span><\/span> \/\/ Time: 9:41AM<\/span><\/span><\/span><\/code>\n<\/pre>\n
 \u6700\u540e\uff0c\u8981\u663e\u793a\u4e24\u4e2a\u65e5\u671f\u4e4b\u95f4\u7684\u65f6\u95f4\u95f4\u9694\uff1a <\/p>\n
<\/span> let<\/span> startComponents =<\/span> DateComponents<\/span>(hour: 9<\/span>, minute: 30<\/span>)<\/span><\/span><\/span> let<\/span> startDate =<\/span> Calendar<\/span>.current.date(from: startComponents)!<\/span><\/span><\/span><\/span>  <\/span><\/span><\/span> let<\/span> endComponents =<\/span> DateComponents<\/span>(hour: 14<\/span>, minute: 45<\/span>)<\/span><\/span><\/span> let<\/span> endDate =<\/span> Calendar<\/span>.current.date(from: endComponents)!<\/span><\/span><\/span><\/span>  <\/span><\/span><\/span> Text<\/span>(startDate ...<\/span> endDate)<\/span><\/span><\/span> Text<\/span>(\"The meeting will take place: \\(startDate ...<\/span> endDate)<\/span>\"<\/span>)<\/span><\/span><\/span>  <\/span><\/span><\/span> \/\/ Displays:<\/span><\/span><\/span><\/span> \/\/ 9:30AM-2:45PM<\/span><\/span><\/span><\/span> \/\/ The meeting will take place: 9:30AM-2:45PM<\/span><\/span><\/span><\/code>\n<\/pre>\n","protected":false},"excerpt":{"rendered":"
\u6982\u89c8 \u56e0\u4e3a\u5c0f\u7ec4\u4ef6\u6269\u5c55\u4e0d\u4f1a\u4e00\u76f4\u8fd0\u884c\uff0c\u6240\u4ee5\u4f60\u65e0\u6cd5\u76f4\u63a5\u66f4\u65b0\u5c0f\u7ec4\u4ef6\u7684\u5185\u5bb9\u3002WidgetKit \u4f1a\u4ee3\u4f60\u6e32\u67d3\u5c0f\u7ec4\u4ef6\u7684\u89c6\u56fe\u5e76 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[189686],"tags":[],"class_list":["post-190863","post","type-post","status-publish","format-standard","hentry","category-ios"],"_links":{"self":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/190863","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/comments?post=190863"}],"version-history":[{"count":0,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/190863\/revisions"}],"wp:attachment":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/media?parent=190863"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/categories?post=190863"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/tags?post=190863"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}