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RubyでExcelシートの操作をする

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gem install spreadsheet
sample.rb
require 'spreadsheet'

Spreadsheet.client_encoding = 'UTF-8'
dir = './'
file = 'sheet.xls'
book = Spreadsheet.open File.join(dir, file)

# ワークシートの数
puts book.worksheets.count

# 1番目のワークシートを取得
ws = book.worksheets[0]

# ワークシート名
puts ws.name

# ワークシートの行数
puts ws.row_count

# ワークシートの列数
puts ws.column_count

# 1行目を取得
puts ws.row(0)

# 1行目の1列目を取得
puts ws.row(0)[0]

# ワークシートを順番に処理
book.worksheets.each {|ws|
}
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