{"id":501,"date":"2017-04-12T23:05:50","date_gmt":"2017-04-12T15:05:50","guid":{"rendered":"http:\/\/188.131.173.16\/?p=501"},"modified":"2017-04-12T23:05:50","modified_gmt":"2017-04-12T15:05:50","slug":"swift%e5%ad%a6%e4%b9%a0%e7%ac%94%e8%ae%b0","status":"publish","type":"post","link":"https:\/\/li-yang.cn\/?p=501","title":{"rendered":"Swift\u5b66\u4e60\u7b14\u8bb0"},"content":{"rendered":"

\u5165\u4e86Mac\u7684\u5751\u5f00\u59cb\u5b66Swift\u3002
\n\u4ee5\u4e0b\u662fSwift\u7684\u5b66\u4e60\u7b14\u8bb0\u3002\u683c\u5f0f\u5f88\u4e71\uff0c\u7ed9\u81ea\u5df1\u770b\u7684\u3002\u3002<\/p>\n

\n

\u4e00\u3001\u57fa\u672c\u6570\u636e\u7c7b\u578b
\n\u5e38\u91cf\u548c\u53d8\u91cf let\/var
\nInt\/Double,Float\/String\/Bool\/Tuples\/Optionals
\nlet A:int = 1
\nlet B:String = “test”
\nlet C:Bool = true
\nif C{
\nprint(“true”)
\n}
\nThisIsTuples = {true , 200 ,”ok”}
\nThisIsTuples.1
\nlet D:int?
\nD = 12<\/p>\n

\n

\u57fa\u672c\u8fd0\u7b97\u7b26
\n+ – * \/ %
\nvar c =1
\nc++
\n++c
\n\u6bd4\u8f83\u64cd\u4f5c\u7b26
\n==\/\uff01=\/<\/>\/<=\/>=\/===\/!==
\n\u6761\u4ef6\u8fd0\u7b97\u7b26
\nscore >=60?”\u53ca\u683c”:”\u4e0d\u53ca\u683c”
\na??b \u00a0 \u00a0 \u00a0a!=Nil?a!:b
\n\u533a\u95f4\u8fd0\u7b97\u7b26
\n[a,b] \u00a0 a..b
\n[a,b) \u00a0 \u00a0a..<b
\nfor i in 1…9{i*i*i}
\nfor x in 0..<A.count{print(A[x])}<\/p>\n

\n

\u6570\u7ec4
\nvar array = [“a”,”b”,”c”]\u5b58\u50a8\u540c\u7c7b\u578b\u7684\u6570\u636e
\nvar array2:[String] = [“a”,”b”,”c”]
\nvar array3:Array<String> = [“a”,”b”,”c”]
\n\u7a7a\u6570\u7ec4 var array =[Int]()
\n\u6570\u7ec4\u7684\u4fee\u6539
\narray6.isEmpty
\narray6.count
\narray6.insert(6, at: 2)
\narray6.remove(at: 1)
\narray6.removeLast()
\narray6
\narray6[0…1]=[1,2,3,4]
\n <\/p>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[],"class_list":["post-501","post","type-post","status-publish","format-standard","hentry","category-4"],"_links":{"self":[{"href":"https:\/\/li-yang.cn\/index.php?rest_route=\/wp\/v2\/posts\/501","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/li-yang.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/li-yang.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/li-yang.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/li-yang.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=501"}],"version-history":[{"count":0,"href":"https:\/\/li-yang.cn\/index.php?rest_route=\/wp\/v2\/posts\/501\/revisions"}],"wp:attachment":[{"href":"https:\/\/li-yang.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=501"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/li-yang.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=501"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/li-yang.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=501"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}