質問編集履歴
2
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test
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test
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@@ -38,6 +38,14 @@
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#求める形
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# date,id,name,address,sports
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# 1,1,tanaka,tokyo,soccer
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# 1,2,iguchi,kagoshima,baseball
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```
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1
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test
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test
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@@ -14,11 +14,21 @@
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14
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tbl = CSV.table('sample1.csv', headers: true)
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#sample1.csv
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# date,id,name,address
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# 1,1,tanaka,tokyo
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# 1,2,iguchi,kagoshima
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tbl.by_col!
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-
#
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#"sports"カラムを追加（値は"soccer",""baseball")
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add_arr = ["sports", "soccer","baseball"]
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