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翻译：numbbbbb
校对：yeahdongcn

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翻译：numbbbbb
校对：shinyzhu, stanzhai

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欢迎使用 Swift

在本章中您将了解 Swift 的特性和开发历史，并对 Swift 有一个初步的了解。

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翻译：numbbbbb, lyuka, JaySurplus
校对：lslxdx

diff --git a/chapter2/02_Basic_Operators.html b/chapter2/02_Basic_Operators.html index e896d1a5..4dbc83a8 100644 --- a/chapter2/02_Basic_Operators.html +++ b/chapter2/02_Basic_Operators.html @@ -32,7 +32,7 @@ -
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@@ -573,7 +573,7 @@
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翻译：xielingwang
校对：Evilcome

diff --git a/chapter2/03_Strings_and_Characters.html b/chapter2/03_Strings_and_Characters.html index e3b90212..a5895fc8 100644 --- a/chapter2/03_Strings_and_Characters.html +++ b/chapter2/03_Strings_and_Characters.html @@ -32,7 +32,7 @@ -
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@@ -573,7 +573,7 @@
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翻译：wh1100717
校对：Hawstein

diff --git a/chapter2/04_Collection_Types.html b/chapter2/04_Collection_Types.html index b57d5647..6b1809f1 100644 --- a/chapter2/04_Collection_Types.html +++ b/chapter2/04_Collection_Types.html @@ -32,7 +32,7 @@ -
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@@ -573,7 +573,7 @@
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翻译：zqp
校对：shinyzhu, stanzhai

diff --git a/chapter2/05_Control_Flow.html b/chapter2/05_Control_Flow.html index 33c6d4ee..3bcd2ed7 100644 --- a/chapter2/05_Control_Flow.html +++ b/chapter2/05_Control_Flow.html @@ -32,7 +32,7 @@ -
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@@ -573,7 +573,7 @@
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翻译：vclwei, coverxit, NicePiao
校对：coverxit, stanzhai

diff --git a/chapter2/06_Functions.html b/chapter2/06_Functions.html index 52a11f39..3cf6bde0 100644 --- a/chapter2/06_Functions.html +++ b/chapter2/06_Functions.html @@ -32,7 +32,7 @@ -
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@@ -573,7 +573,7 @@
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翻译：honghaoz
校对：LunaticM

diff --git a/chapter2/07_Closures.html b/chapter2/07_Closures.html index e85164eb..be2b03c6 100644 --- a/chapter2/07_Closures.html +++ b/chapter2/07_Closures.html @@ -32,7 +32,7 @@ -
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@@ -573,7 +573,7 @@
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翻译：wh1100717
校对：lyuka

diff --git a/chapter2/08_Enumerations.html b/chapter2/08_Enumerations.html index a7af769c..cda79558 100644 --- a/chapter2/08_Enumerations.html +++ b/chapter2/08_Enumerations.html @@ -32,7 +32,7 @@ -
+
@@ -573,7 +573,7 @@
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翻译：yankuangshi
校对：shinyzhu

diff --git a/chapter2/09_Classes_and_Structures.html b/chapter2/09_Classes_and_Structures.html index 5c8beff3..1b23ba5e 100644 --- a/chapter2/09_Classes_and_Structures.html +++ b/chapter2/09_Classes_and_Structures.html @@ -32,7 +32,7 @@ -
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@@ -573,7 +573,7 @@
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翻译：JaySurplus
校对：sg552

diff --git a/chapter2/10_Properties.html b/chapter2/10_Properties.html index 240b44b1..6290f7b9 100644 --- a/chapter2/10_Properties.html +++ b/chapter2/10_Properties.html @@ -32,7 +32,7 @@ -
+
@@ -573,7 +573,7 @@
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翻译：shinyzhu
校对：pp-prog

diff --git a/chapter2/11_Methods.html b/chapter2/11_Methods.html index 1e42dcce..e6992938 100644 --- a/chapter2/11_Methods.html +++ b/chapter2/11_Methods.html @@ -32,7 +32,7 @@ -
+
@@ -573,7 +573,7 @@
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翻译：pp-prog
校对：zqp

diff --git a/chapter2/12_Subscripts.html b/chapter2/12_Subscripts.html index 004b60a5..bc61a35b 100644 --- a/chapter2/12_Subscripts.html +++ b/chapter2/12_Subscripts.html @@ -32,7 +32,7 @@ -
+
@@ -573,7 +573,7 @@
-
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翻译：siemenliu
校对：zq54zquan

diff --git a/chapter2/13_Inheritance.html b/chapter2/13_Inheritance.html index 31dedd83..407dcf8a 100644 --- a/chapter2/13_Inheritance.html +++ b/chapter2/13_Inheritance.html @@ -32,7 +32,7 @@ -
+
@@ -573,7 +573,7 @@
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翻译：Hawstein
校对：menlongsheng

diff --git a/chapter2/14_Initialization.html b/chapter2/14_Initialization.html index d7c52005..6401b280 100644 --- a/chapter2/14_Initialization.html +++ b/chapter2/14_Initialization.html @@ -32,7 +32,7 @@ -
+
@@ -573,7 +573,7 @@
-
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翻译：lifedim
校对：lifedim

diff --git a/chapter2/15_Deinitialization.html b/chapter2/15_Deinitialization.html index 79366e93..3908dd28 100644 --- a/chapter2/15_Deinitialization.html +++ b/chapter2/15_Deinitialization.html @@ -32,7 +32,7 @@ -
+
@@ -573,7 +573,7 @@
-
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翻译：bruce0505
校对：fd5788

diff --git a/chapter2/16_Automatic_Reference_Counting.html b/chapter2/16_Automatic_Reference_Counting.html index cdd3f2f5..5a0ffedc 100644 --- a/chapter2/16_Automatic_Reference_Counting.html +++ b/chapter2/16_Automatic_Reference_Counting.html @@ -32,7 +32,7 @@ -
+
@@ -573,7 +573,7 @@
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翻译：TimothyYe
校对：Hawstein

diff --git a/chapter2/17_Optional_Chaining.html b/chapter2/17_Optional_Chaining.html index 552a066e..4efd90be 100644 --- a/chapter2/17_Optional_Chaining.html +++ b/chapter2/17_Optional_Chaining.html @@ -32,7 +32,7 @@ -
+
@@ -573,7 +573,7 @@
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翻译：Jasonbroker
校对：numbbbbb, stanzhai

diff --git a/chapter2/18_Type_Casting.html b/chapter2/18_Type_Casting.html index 44f78442..6a301571 100644 --- a/chapter2/18_Type_Casting.html +++ b/chapter2/18_Type_Casting.html @@ -32,7 +32,7 @@ -
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@@ -573,7 +573,7 @@
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翻译：xiehurricane
校对：happyming

diff --git a/chapter2/19_Nested_Types.html b/chapter2/19_Nested_Types.html index 150837dd..69e6a87a 100644 --- a/chapter2/19_Nested_Types.html +++ b/chapter2/19_Nested_Types.html @@ -32,7 +32,7 @@ -
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@@ -573,7 +573,7 @@
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翻译：Lin-H
校对：shinyzhu

diff --git a/chapter2/20_Extensions.html b/chapter2/20_Extensions.html index 08bbf31c..a0db498e 100644 --- a/chapter2/20_Extensions.html +++ b/chapter2/20_Extensions.html @@ -32,7 +32,7 @@ -
+
@@ -573,7 +573,7 @@
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翻译：lyuka
校对：Hawstein

diff --git a/chapter2/21_Protocols.html b/chapter2/21_Protocols.html index d2021809..64de04ef 100644 --- a/chapter2/21_Protocols.html +++ b/chapter2/21_Protocols.html @@ -32,7 +32,7 @@ -
+
@@ -573,7 +573,7 @@
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翻译：geek5nan
校对：dabing1022

diff --git a/chapter2/22_Generics.html b/chapter2/22_Generics.html index 12faf677..81ccc43c 100644 --- a/chapter2/22_Generics.html +++ b/chapter2/22_Generics.html @@ -32,7 +32,7 @@ -
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@@ -573,7 +573,7 @@
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翻译：takalard
校对：lifedim

diff --git a/chapter2/23_Advanced_Operators.html b/chapter2/23_Advanced_Operators.html index 65aa73a7..c36d5518 100644 --- a/chapter2/23_Advanced_Operators.html +++ b/chapter2/23_Advanced_Operators.html @@ -32,7 +32,7 @@ -
+
@@ -573,7 +573,7 @@
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翻译：xielingwang
校对：numbbbbb

diff --git a/chapter2/chapter2.html b/chapter2/chapter2.html index 7acdde28..bd69a12b 100644 --- a/chapter2/chapter2.html +++ b/chapter2/chapter2.html @@ -32,7 +32,7 @@ -
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Swift 教程

本章介绍了 Swift 的各种特性及其使用方法，是全书的核心部分。

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翻译：dabing1022
校对：numbbbbb

diff --git a/chapter3/02_Lexical_Structure.html b/chapter3/02_Lexical_Structure.html index d32aac7e..7e146bdd 100644 --- a/chapter3/02_Lexical_Structure.html +++ b/chapter3/02_Lexical_Structure.html @@ -32,7 +32,7 @@ -
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@@ -573,7 +573,7 @@
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翻译：superkam
校对：numbbbbb

diff --git a/chapter3/03_Types.html b/chapter3/03_Types.html index 191e6e9f..d9fc21b9 100644 --- a/chapter3/03_Types.html +++ b/chapter3/03_Types.html @@ -32,7 +32,7 @@ -
+
@@ -573,7 +573,7 @@
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翻译：lyuka
校对：numbbbbb, stanzhai

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+
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翻译：sg552
校对：numbbbbb, stanzhai

diff --git a/chapter3/05_Declarations.html b/chapter3/05_Declarations.html index 2c9349a8..dd775708 100644 --- a/chapter3/05_Declarations.html +++ b/chapter3/05_Declarations.html @@ -32,7 +32,7 @@ -
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翻译：marsprince
校对：numbbbbb, stanzhai

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翻译：Hawstein
校对：numbbbbb, stanzhai

diff --git a/chapter3/07_Patterns.html b/chapter3/07_Patterns.html index fbe1e6cb..68ce5c4b 100644 --- a/chapter3/07_Patterns.html +++ b/chapter3/07_Patterns.html @@ -32,7 +32,7 @@ -
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翻译：honghaoz
校对：numbbbbb, stanzhai

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翻译：fd5788
校对：yankuangshi, stanzhai

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翻译：stanzhai
校对：xielingwang

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翻译：coverxit
校对：numbbbbb, coverxit, stanzhai

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diff --git a/index.html b/index.html index c3d69565..5a7f96fc 100644 --- a/index.html +++ b/index.html @@ -6,7 +6,7 @@ 《The Swift Programming Language》中文版 - + @@ -30,7 +30,7 @@ -
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-
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-

Swift 兴趣交流群：307017261
Swift 开发者社区

+

Swift 兴趣交流群：305014012，307017261（已满） +Swift 开发者社区

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ueforkey(\"dub","airports.updatevalue(\"dublin","airports.valu","airports[\"apl","airports[\"dub","airports[\"lhr","airports字典使用字典字面量初始化，包含两个键值对。第一对的键是tyo，值是tokyo。第二对的键是dub，值是dublin","airports字典被声明为变量（用var关键字）而不是常量（let","airports字典被定义为一种dictionary<str","alex","aliases）就是给现有类型定义另一个名字。你可以使用typealia","alien","alignright","alignright(originalstr","alignright(var","alik","allitemsmatch","allitemsmatch(stackofstr","allitemsmatch的泛型函数，用来检查是否两个container单例包含具有相同顺序的相同元素。如果匹配到所有的元素，那么返回一个为true的boolean","allitemsmatch首先检查两个容器是否拥有同样数目的items，如果它们的元素数目不同，没有办法进行匹配，函数就会fals","allow","allowedentri","alow","alsoincrementbyten","alsominussix","alsoposit","alsoteneighti","alsoteneighty.framer","alsoteneighty的新常量，同时对alsoteneighti","alsotentighti","alt","alt=\"comput","alt=\"stat","alternativerect","amarathon","ami","amount","amounttopad","amount变量，incrementor实际上捕获并存储了该变量的一个副本，而该副本随着incrementor","amount和numberoftimes。默认情况下，swift","amount当作一个局部名称，但是把numberoftim","amount或者runningtotal来声明在嵌入的incrementor","amount，表示每次incrementor被调用时runningtot","amp","amp;&","amp;&和||的复合逻辑。但无论怎样，&&","amp;/和&%进行除0操作时就会得到0","andrea","anim","animal(leg","animalnam","anish","anna","annot","anonym","anoth","anothercharact","anothercontain","anothercontainer.count","anothercontainer[i","anothercontainer是一个c2","anotheremptystr","anotherint","anothermathfunct","anotherpi","anotherpoint","anotherproctocol","anotherproperti","anotherprotocol","anotherprotocol>这样的格式进行组合，称为协议合成(protocol","anotherstr","anotherthreedoubl","anothertwothre","anothervalu","anothervector","answer","answer1","answer2","ant","anycommonel","anycommonelements([1","anyobject","anyobject可以代表任何class","any可以表示任何类型，除了方法类型（funct","any和anyobject","apart","apartment(numb","apartment实例有一个叫number，类型为int的属性，并有一个可选的初始化为nil的tenant属性。ten","apartment实例的强引用来自于变量number73。如果你断开这个强引用，再也没有指向apart","api","apis，它一般接收一个anyobject","apl","append","append(item","appending）,插入（inserting）,删除（removing）或者使用范围下标（rang","append方法添加一个新item","appl","applese","applesummari","appropri","arbitrari","arc","arc）这一机制来跟踪和管理你的应用程序的内存。通常情况下，swift","area","area:≈radiu","argument","argyrio","arithmet","arithmeticmean(1","arithmeticmean(3","arithmeticmean(numb","arrai","array<int>>","array<int>替代泛型类型array<t>的类型形参t","array<sometype>这样的形式，其中sometyp","array(airports.kei","array(airports.valu","array(count","array3d","array3d[0]是指[[1","array$0、$1、$2`。例如，class`class`。反引号不属于标识符的一部分，`x`(x","comparable等同于t","comparable表示任何用于替代类型形参t的类型实参必须满足compar","comparable，等等），但是依然可以用来对类型形参及其关联约束提供更复杂的约束。如，<t","compasspoint","compasspoint.west","compasspoints例子中，north，south，east和west不是隐式的等于0，1，2和3。相反的，这些不同的枚举成员在compasspoint","compasspoint和planet","compil","compile-tim","completedlevel(level","composit","compound","comput","computedtypeproperti","concaten","condit","condition(item","conform","congruenti","conjunct","consid","conson","constant","constantnam","constantstr","constrain","contain","container协议声明了一个itemtype的关联类型，写作typealia","container协议的例子，定义了一个itemtyp","container协议的泛型stack","container协议的类型必须指定存储在其里面的值类型，必须保证只有正确类型的items可以加进容器里，必须明确可以通过其下标返回item","container协议需要一个方法指定容器里的元素将会保留，而不需要知道特定容器的类型。container协议需要指定任何通过append","containsave","containscharact","containscharacter(#str","containscharacter(str","contentheight","context","context）单表达式闭包隐式返回（implicit","continu","continue、break和fallthrough语句。return","continue语句用于终止循环中当前迭代的执行，但不会终止该循环的执行。使用continue语句时，可以只写continue这个关键词，也可以在continue后面跟上标签名（label","continue语句，使本次循环迭代结束，从新开始下次循环迭代。这种行为使switch","control","conveni","convert","convertednumb","convertedrank","convertedrank.simpledescript","copi","copiedag","copiedages[\"pet","copiednam","copiedname[0","copy方法进行强制显性复制。这个方法对数组进行了浅拷贝（shallow","count","count(\"som","count(str","countedth","countel","countelements(str","countelements(stringtoprint","countelements(unusualmenageri","countelements返回的字符数量并不总是与包含相同字符的nsstring的length属性相同。nsstring的length","counter","counter.count","counter.datasourc","counter.incr","counter.incrementby(2","counter.incrementby(5","counter.reset","counterdatasourc","counterdatasource含有incrementforcount的可选方法和fiexdincr","counter中已经示范了：counter中的三个实例方法中都使用的是count（而不是self.count","counter的另一个版本（它定义了一个更复杂的incrementbi","counter类使用counterdatasource类型的外部数据源来提供增量值(incr","counter类含有counterdatasource?类型的可选属性datasourc","counter这个类还声明了一个可变属性count","counter，count","countri","country(area","country(nam","country.capitalcity.nam","country和city的实例，而不产生循环强引用，并且capitalc","country和city，每个类将另外一个类的实例保存为属性。在这个模型中，每个国家必须有首都，而每一个城市必须属于一个国家。为了实现这种关系，country类拥有一个capitalcity属性，而city类有一个countri","country的构造函数调用了city的构造函数。然而，只有country的实例完全初始化完后，country的构造函数才能把self传给c","count属性用于存储当前的值，increment方法用来为count","count属性获取容器里items的数量，并返回一个int","count属性进行比较来在使用某个索引之前先检验是否有效。除了当count","coverxit","cow","creditcard","creditcard(numb","cuatro","cuboid","cuboid(width","cuboid的结构体，表示三维空间的立方体，包含width、height和depth属性，还有一个名为volume的只读计算属性用来返回立方体的体积。设置volume的值毫无意义，因为通过width、height和depth就能算出volume。然而，cuboid","cucumb","cun","current","currentdirect","currentlevel","currentlevel值大于任何之前任意aud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"gonna","good","goodby","graham","grammar","great","green","greencompon","greet","greet(\"bob","greet(nam","grid","grid[(row","grtmndsthnklk","gt","gt;>","gt;"","gt;！&","guard","guard-claus","guard-express","h","half-clos","halfopenrangelength(start","hall","hamster","hamster(nam","hamster的实例可以作为textrepresent","haolloyin","happi","happym","harmless","hasanymatches(list","hasanymatches(numb","hasarea","hasarea协议时，通过as?操作符将其可选绑定(opt","hasdoorkei","hasdoorkey）为false，但第二个值（knowsoverridepassword）为true，所以整个表达是tru","hashabl","hashable和valuetype产生的。每一个类型实参必须满足它所替代的泛型形参的所有约束，包括任何where子句所指定的额外的要求。上面的例子中，类型形参keytype要求满足hashable协议，因此string也必须满足hash","hashead","hasprefix","hasprefix/hassuffix","hassuffix","hawk","hawstein","hd","hd.width","hd实例中width属性还是1920","hd的常量，其值为一个初始化为全高清视频分辨率（1920","hd赋予给cinema的时候，实际上是将hd中所储存的值（values）进行拷贝，然后将拷贝的数据储存到新的cinema实例中。结果就是两个完全独立的实例碰巧包含有相同的数值。由于两者相互独立，因此将cinema的width修改为2048并不会影响hd中的宽（width","head","heart","hearts.simpledescript","heartsdescript","heartssymbol","hearts成员：给hearts常量赋值时，枚举成员suit.hearts需要用全名来引用，因为常量没有显式指定类型。在switch里，枚举成员使用缩写.hearts来引用，因为self的值已经知道是一个suit","heathrow","height","height=\"120","height=\"169","height=\"357","height=\"387","heigth","hello","hello-world","help","here","here'","hexadecim","hexadecimaldoubl","hexadecimalinteg","high","highest","highestunlockedlevel","highland","hilari","honghaoz","horizont","horribl","hors","href=\"https://github.com/tairraos/the-swift-programming-language-in-chinese/blob/gh-pages/chapter1/guidedtour.playground.zip?raw=true\">打开playgroundhello","pad","paddeddoubl","paddedstr","paint","pair","pairs）。遍历字典时，字典的每项元素会以(kei","paragraph","paragraph变量为nil，打破它持有的htmlelement实例的强引用，htmlel","paragraph变量定义为可选htmlelement，因此我们可以赋值nil","parakeet","paramet","parameter)，不支持默认参数(default","parameter-claus","parameternam","parameters"","parameters)或返回类型(return","parameters)指定一个或多个用于在相关类型的下标脚本中访问元素的索引（例如，表达式object[i]中的i）。尽管用于元素访问的索引可以是任意类型的，但是每个变量必须包含一个用于指定每种索引类型的类型标注。返回类型(return","parameters）函数类型（funct","parameters）常量参数和变量参数（const","parameters）无参函数（funct","parameters）无返回值函数（funct","parameters）输入输出参数（in-out","parent","parenthes","passedretinascan","passeng","pattern","pattern-matched)的，和其相反的是switch语句case块中枚举事件匹配，在枚举事件类型(enumer","patterns）表达式模式（express","patterns）通配符模式（wildcard","pattern）代表了单个值或者复合值的结构。例如，元组(1","pattern）值绑定模式（value-bind","pattern）元组模式（tupl","pattern）和元组模式（tupl","pattern）枚举用例模式（enumer","pattern）标识符模式（identifi","pattern）类型转换模式（type-cast","pattern），标识符模式（identifi","peiyucn","penguin","pepper","performact","perimet","person","person'","person(fullnam","person(nam","person?的变量，用来按照代码片段中的顺序，为新的person实例建立多个引用。由于这些变量是被定义为可选类型（person?，而不是person），它们的值会被自动初始化为nil，目前还不会引用到person","personnam","person和apart","person和apartment实例并将类实例赋值给john和number73","person和apartment的例子一致，但是有一个重要的区别。这一次，apartment的ten","person和apartment的例子展示了两个属性的值都允许为nil","person和resid","person和residence模型通过添加一个room和一个address","person实例依然保持对apartment实例的强引用，但是apartment实例只是对person实例的弱引用。这意味着当你断开john变量所保持的强引用时，再也没有指向person","person实例有一个类型为string，名字为name的属性，并有一个可选的初始化为nil的apartment属性。apart","person实例现在有了一个指向apartment实例的强引用，而apartment实例也有了一个指向person实例的强引用。因此，当你断开john和number73","person实例的引用数量，并且会在person","person实例，它的resid","person实例，这也意味着你不再使用这个person","person类开始，并定义了一个叫nam","person类有一个构造函数，此构造函数为实例的name属性赋值并打印出信息，以表明初始化过程生效。person","person类的新实例被赋值给了reference1变量，所以reference1到person类的新实例之间建立了一个强引用。正是因为这个强引用，arc","person类的构造函数的时候，"john","person结构体含有一个名为fullnam","peter","pi","piec","pink","pixel","place","plai","plane","planet","planet.earth","planet.earth.toraw","planet.fromraw(7","planet.fromraw(9)语句获得一个可选planet，如果可选planet可以被获得，把someplanet设置成该可选planet的内容。在这个范例中，无法检索到位置为9的行星，所以els","planet.fromraw(positiontofind","planet.uranu","planet.venus的原始值是2","player","player(coin","player(nam","player.completedlevel(1","player.tracker.advancetolevel(6","playernam","playeron","playerone!.coinsinpurs","playerone!.wincoins(2_000","playerone变量设置为nil，意思是“没有player实例”。当这种情况发生的时候，playerone变量对player实例的引用被破坏了。没有其它属性或者变量引用play","playerone是可选的，所以由一个感叹号（!）来修饰，每当其wincoins方法被调用时，coinsinpurs","player实例存储在一个名为playerone的可选play","player类使用leveltrack","player类创建一个新的leveltracker实例来监测这个用户的发展进度。它提供了completedlevel方法：一旦玩家完成某个指定等级就调用它。这个方法为所有玩家解锁下一等级，并且将当前玩家的进度更新为下一等级。（我们忽略了advancetolevel返回的布尔值，因为之前调用leveltracker.unlocklevel","player类定义了一个wincoins方法，该方法从银行获取一定数量的硬币，并把它们添加到玩家的钱包。player类还实现了一个析构函数，这个析构函数在play","pleas","plu","plusminusvector","plusthre","pm","point","point(x","point.0","point.1","pointonefouronefivenin","point封装了一个(x","point来引用元组(int","point来表示square的中心点。如代码所示，它正确返回了中心点(5","point结构体定义了一个变异方法（mut","point（x","pop","pop并移除值"cuatro"","pop方法的返回值，该返回值将是一个t","posit","positiontofind","possibl","possibleinteg","possibleintegervalu","possiblenumb","possiblenumber.toint","possiblenumber.toint返回的可选int包含一个值，创建一个叫做actualnumb","possibleplanet","possiblestr","postfix","potentialoverflow","powder","power","pp-prog","pp-prog告诉我，这几天太累了，校对到一半睡着了，醒来又继续做。2点17","preced","precedence、prefix、right、set、unowned、unowned(safe)、unowned(unsafe)、w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