2件ヒット
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:![[x]](/images/drop-condition-icon.png "条件を削除"){kind=icon}
:ライブラリ
- csv (2)
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先頭2件
-
CSV
:: Table # delete _ if {|column _ name , values| . . . } -> self (27376.0) -
ブロックを評価した結果が真である行か列を削除します。
...id"])
row2 = CSV::Row.new(["header1", "header2"], ["row2_1", "invalid"])
row3 = CSV::Row.new(["header1", "header2"], ["row3_1", "valid"])
table = CSV::Table.new([row1, row2, row3])
table.delete_if { |row| row["header2"] == "invalid" }
table.to_a # => [["header1", "header2"], ["row1_1", "valid"], ["r......V::Row.new(["id", "name"], [2, "suzuki"])
row3 = CSV::Row.new(["id", "name"], [3, "sato"])
table = CSV::Table.new([row1, row2, row3])
table.by_col!
table.delete_if { |column_name, values| column_name == "id" }
table.to_a # => [["name"], ["tanaka"], ["suzuki"], ["sato"]]
//}
@see CSV::Table#delete... -
CSV
:: Table # delete _ if {|row| . . . } -> self (27376.0) -
ブロックを評価した結果が真である行か列を削除します。
...id"])
row2 = CSV::Row.new(["header1", "header2"], ["row2_1", "invalid"])
row3 = CSV::Row.new(["header1", "header2"], ["row3_1", "valid"])
table = CSV::Table.new([row1, row2, row3])
table.delete_if { |row| row["header2"] == "invalid" }
table.to_a # => [["header1", "header2"], ["row1_1", "valid"], ["r......V::Row.new(["id", "name"], [2, "suzuki"])
row3 = CSV::Row.new(["id", "name"], [3, "sato"])
table = CSV::Table.new([row1, row2, row3])
table.by_col!
table.delete_if { |column_name, values| column_name == "id" }
table.to_a # => [["name"], ["tanaka"], ["suzuki"], ["sato"]]
//}
@see CSV::Table#delete...