回答編集履歴
7
修正
answer
CHANGED
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@@ -1,4 +1,5 @@
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1
1
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やり方はいろいろあると思います、以下を参考にしてみてください。
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2
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+
環境: Xcode7.3.1, swift2.2
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2
3
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3
4
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★ for - in
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4
5
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6
修正
answer
CHANGED
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@@ -77,4 +77,20 @@
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77
77
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item = bo
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78
78
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item = ok
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79
79
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*/
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80
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+
```
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81
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+
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82
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+
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83
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+
```swift
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84
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+
let items = ["fa","ce","bo","ok"]
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85
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+
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86
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+
items.enumerate().forEach { (item) in
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87
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print("index = \(item.0), value = \(item.1)")
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88
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}
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89
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+
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90
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+
/*
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91
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index = 0, value = fa
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92
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+
index = 1, value = ce
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93
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+
index = 2, value = bo
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94
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index = 3, value = ok
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95
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+
*/
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80
96
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```
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5
修正
answer
CHANGED
|
@@ -1,5 +1,7 @@
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1
1
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やり方はいろいろあると思います、以下を参考にしてみてください。
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2
2
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3
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+
★ for - in
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4
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+
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3
5
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```swift
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4
6
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let items = ["fa","ce","bo","ok"]
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5
7
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@@ -60,6 +62,7 @@
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60
62
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item = ok
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61
63
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*/
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62
64
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```
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65
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+
★ forEach
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63
66
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64
67
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```swift
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65
68
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let items = ["fa","ce","bo","ok"]
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4
修正
answer
CHANGED
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@@ -59,4 +59,19 @@
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59
59
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item = bo
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60
60
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item = ok
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61
61
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*/
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62
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+
```
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63
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+
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64
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+
```swift
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65
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+
let items = ["fa","ce","bo","ok"]
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66
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+
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67
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items.forEach { (item) in
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68
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print("item =", item)
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69
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}
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70
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+
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71
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+
/*
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72
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item = fa
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73
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+
item = ce
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74
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+
item = bo
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75
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item = ok
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76
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+
*/
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62
77
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```
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3
修正
answer
CHANGED
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@@ -4,7 +4,7 @@
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4
4
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let items = ["fa","ce","bo","ok"]
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5
5
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6
6
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for item in items {
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7
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-
print("item =
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7
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+
print("item =", item)
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8
8
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}
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9
9
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10
10
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/*
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@@ -44,4 +44,19 @@
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44
44
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index = 2, value = bo
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45
45
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index = 3, value = ok
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46
46
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*/
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47
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+
```
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48
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+
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49
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+
```swift
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|
50
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+
let items = ["fa","ce","bo","ok"]
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51
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+
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52
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+
for i in 0..<items.count {
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53
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print("item =", items[i])
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54
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}
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55
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+
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56
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+
/*
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57
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+
item = fa
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58
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+
item = ce
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59
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+
item = bo
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60
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item = ok
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61
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*/
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47
62
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```
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2
修正
answer
CHANGED
|
@@ -1,4 +1,4 @@
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1
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-
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|
1
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+
やり方はいろいろあると思います、以下を参考にしてみてください。
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2
2
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3
3
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```swift
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4
4
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let items = ["fa","ce","bo","ok"]
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1
修正
answer
CHANGED
|
@@ -15,9 +15,25 @@
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15
15
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*/
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16
16
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```
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17
17
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18
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+
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18
19
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```swift
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19
20
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let items = ["fa","ce","bo","ok"]
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20
21
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22
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+
for item in items.enumerate() {
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23
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print("index = \(item.0), value = \(item.1)")
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24
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+
}
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25
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+
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|
26
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+
/*
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|
27
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+
index = 0, value = fa
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|
28
|
+
index = 1, value = ce
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|
29
|
+
index = 2, value = bo
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|
30
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+
index = 3, value = ok
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|
31
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+
*/
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|
32
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+
```
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33
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+
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34
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+
```swift
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|
35
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+
let items = ["fa","ce","bo","ok"]
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|
36
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+
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|
21
37
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for (index, value) in items.enumerate() {
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|
22
38
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print("index = \(index), value = \(value)")
|
|
23
39
|
}
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