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def Axlsx::Worksheet#outline_level_columns

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shortcut level to specify the outline level for a series of columns Oulining is what lets you add collapse and expand to a data set.


  • start_index (Integer)

    The zero based index of the first column of outlining.

  • end_index (Integer)

    The zero based index of the last column to be outlined

  • level (integer) (defaults to: 1)

    The level of outline to apply

  • collapsed (Integer) (defaults to: true)

    The initial collapsed state of the outline group

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