回答編集履歴
3
修正
test
CHANGED
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@@ -115,3 +115,71 @@
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115
115
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//=> false
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116
116
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117
117
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```
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118
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+
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119
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+
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120
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+
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121
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+
全て網羅チェック
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122
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+
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123
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+
---
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124
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+
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125
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+
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126
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+
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127
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+
```swift
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128
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+
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129
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+
func number3Check(str: String) -> Bool {
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130
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+
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131
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+
let pattern = "\\A(\\d)(?!\\1)(\\d)(?!\\1|\\2)\\d\\z"
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132
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+
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133
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+
let match = (str as NSString).rangeOfString(pattern, options: .RegularExpressionSearch)
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134
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+
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135
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+
return match.location != NSNotFound
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136
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+
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137
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+
}
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138
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+
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139
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+
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140
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+
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141
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+
// --- 確認 ---
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142
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+
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143
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+
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144
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+
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145
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+
number3Check("123")
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146
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+
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147
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//=> true
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148
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+
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149
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+
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150
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+
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151
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+
number3Check("1")
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152
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+
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153
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+
//=> false
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154
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+
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155
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+
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156
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+
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157
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+
number3Check("12")
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158
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+
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159
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+
//=> false
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160
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+
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161
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+
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162
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+
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163
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+
number3Check("a2b")
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164
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+
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165
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+
//=> false
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166
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+
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167
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+
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168
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+
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169
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+
number3Check("12A")
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170
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+
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171
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+
//=> false
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172
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+
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173
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+
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174
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+
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175
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+
number3Check("121")
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176
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+
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177
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+
//=> false
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178
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+
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179
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+
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180
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+
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181
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+
number3Check("112")
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182
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+
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183
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+
//=> false
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184
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+
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185
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+
```
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2
修正
test
CHANGED
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@@ -42,7 +42,7 @@
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42
42
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43
43
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44
44
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45
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-
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45
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+
//--- 確認 ---
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46
46
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47
47
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let s1 = "aaa"
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48
48
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@@ -80,7 +80,7 @@
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80
80
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81
81
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func number3Check(str: String) -> Bool {
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82
82
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83
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-
let pattern = "^\\d{3}
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83
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+
let pattern = "^\\d{3}$"
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84
84
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85
85
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let match = (str as NSString).rangeOfString(pattern, options: .RegularExpressionSearch)
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86
86
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@@ -90,7 +90,7 @@
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90
90
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91
91
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92
92
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93
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-
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93
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+
//--- 確認 ---
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94
94
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95
95
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number3Check("123")
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96
96
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1
修正
test
CHANGED
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@@ -1,4 +1,10 @@
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1
1
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全体的な動きはよく理解できなかったので質問の部分だけ以下の様に書いてみました、`Playground`で確認しましたが判定もちゃん動いているようでした。
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2
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+
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3
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+
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4
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+
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5
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+
文字重複チェック
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6
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+
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7
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+
---
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2
8
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3
9
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4
10
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@@ -61,3 +67,51 @@
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61
67
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//=> 0
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62
68
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|
|
63
69
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```
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|
70
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+
|
|
71
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+
|
|
72
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+
|
|
73
|
+
数字、3桁チェック
|
|
74
|
+
|
|
75
|
+
---
|
|
76
|
+
|
|
77
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+
|
|
78
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+
|
|
79
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+
```swift
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|
80
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+
|
|
81
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+
func number3Check(str: String) -> Bool {
|
|
82
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+
|
|
83
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+
let pattern = "^\\d{3}+$"
|
|
84
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+
|
|
85
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+
let match = (str as NSString).rangeOfString(pattern, options: .RegularExpressionSearch)
|
|
86
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+
|
|
87
|
+
return match.location != NSNotFound
|
|
88
|
+
|
|
89
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+
}
|
|
90
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+
|
|
91
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+
|
|
92
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+
|
|
93
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+
|
|
94
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+
|
|
95
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+
number3Check("123")
|
|
96
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+
|
|
97
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+
//=> true
|
|
98
|
+
|
|
99
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+
|
|
100
|
+
|
|
101
|
+
number3Check("1")
|
|
102
|
+
|
|
103
|
+
//=> false
|
|
104
|
+
|
|
105
|
+
|
|
106
|
+
|
|
107
|
+
number3Check("12")
|
|
108
|
+
|
|
109
|
+
//=> false
|
|
110
|
+
|
|
111
|
+
|
|
112
|
+
|
|
113
|
+
number3Check("12A")
|
|
114
|
+
|
|
115
|
+
//=> false
|
|
116
|
+
|
|
117
|
+
```
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