回答編集履歴
6
修正
test
CHANGED
@@ -10,7 +10,7 @@
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10
10
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11
11
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new_h_array = h_array.uniq.group_by { |e| e[:name] }.map do |_k, v|
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12
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13
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-
pos = v.index { |
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13
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+
pos = v.index { |i| i[:checked] }
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14
14
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15
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pos.nil? ? v.first : v[pos]
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16
16
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5
修正
test
CHANGED
@@ -10,7 +10,9 @@
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10
10
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11
11
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new_h_array = h_array.uniq.group_by { |e| e[:name] }.map do |_k, v|
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12
12
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13
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-
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13
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+
pos = v.index { |e| e[:checked] }
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14
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+
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15
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+
pos.nil? ? v.first : v[pos]
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14
16
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17
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end
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16
18
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4
修正
test
CHANGED
@@ -10,17 +10,7 @@
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10
10
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11
11
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new_h_array = h_array.uniq.group_by { |e| e[:name] }.map do |_k, v|
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12
12
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13
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-
if v.size > 1
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14
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-
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15
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-
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13
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+
v.index { |e| e[:checked] }.nil? ? v.first : v[v.index { |e| e[:checked] }]
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16
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-
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17
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-
v[pos]
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18
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-
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19
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-
else
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20
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-
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21
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-
v.first
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22
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-
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23
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-
end
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14
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15
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end
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26
16
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3
修正
test
CHANGED
@@ -5,8 +5,6 @@
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5
5
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6
6
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7
7
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h_array = [{:name=>"taro", :checked=>true}, {:name=>"jiro", :checked=>true}, {:name=>"taro", :checked=>false},{:name=>"hanako", :checked=>false},{:name=>"hanako", :checked=>false}]
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8
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-
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9
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-
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10
8
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11
9
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12
10
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@@ -35,3 +33,5 @@
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35
33
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36
34
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37
35
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```
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36
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+
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37
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+
考えてみました。
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2
修正
test
CHANGED
@@ -10,11 +10,11 @@
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10
10
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11
11
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12
12
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13
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-
new_h_array = h_array.uniq.group_by { |e| e[:name] }.map do |k, v|
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13
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+
new_h_array = h_array.uniq.group_by { |e| e[:name] }.map do |_k, v|
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14
14
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15
15
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if v.size > 1
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16
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17
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-
pos = v.map.with_index{|e, i| i if e[:checked]}.compact.first
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17
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+
pos = v.map.with_index { |e, i| i if e[:checked] }.compact.first
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18
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19
19
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v[pos]
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20
20
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@@ -30,4 +30,8 @@
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30
30
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31
31
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p new_h_array
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32
32
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33
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+
# => [{:name=>"taro", :checked=>true}, {:name=>"jiro", :checked=>true}, {:name=>"hanako", :checked=>false}]
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34
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+
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35
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+
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36
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+
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33
37
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```
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1
修正
test
CHANGED
@@ -1,4 +1,8 @@
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1
1
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```Ruby
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2
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+
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3
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+
# encoding: utf-8
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4
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+
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5
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+
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2
6
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3
7
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h_array = [{:name=>"taro", :checked=>true}, {:name=>"jiro", :checked=>true}, {:name=>"taro", :checked=>false},{:name=>"hanako", :checked=>false},{:name=>"hanako", :checked=>false}]
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4
8
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@@ -6,6 +10,24 @@
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6
10
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7
11
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8
12
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13
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+
new_h_array = h_array.uniq.group_by { |e| e[:name] }.map do |k, v|
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14
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+
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15
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if v.size > 1
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16
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+
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17
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pos = v.map.with_index{|e, i| i if e[:checked]}.compact.first
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18
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+
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19
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v[pos]
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20
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+
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21
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+
else
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22
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+
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23
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+
v.first
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24
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+
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25
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end
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26
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+
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27
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+
end
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28
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+
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29
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+
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30
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+
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9
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-
p h_array
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31
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+
p new_h_array
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10
32
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11
33
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```
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