Spreadsheet Gem - updating an existing sheet without changing the output location or filename

spreadsheet_test

#!/usr/bin/env ruby
require 'spreadsheet'

# Begin Test
print "Spreadsheet Test\n"

# Create the rows to be inserted
row_1 = ['A1', 'B1']
row_2 = ['A2', 'B2']

# Create a new Workbook
new_book = Spreadsheet::Workbook.new

# Create the worksheet
new_book.create_worksheet :name => 'Sheet Name'

# Add row_1
new_book.worksheet(0).insert_row(0, row_1)

# Write the file
new_book.write('test.xls')

# Wait for the user to inspect the file manually
print "Sheet Created, press Enter to continue...."
gets

# Open the previously created Workbook
open_book = Spreadsheet.open('test.xls')

# Get the row index in order to append a new row 
# after any exisitng rows with data
new_row_index = open_book.worksheet(0).last_row_index + 1

# Indicate the row index to the user
print "Inserting new row at index: #{new_row_index}\n"

# Insert row_2
open_book.worksheet(0).insert_row(new_row_index, row_2)

# Delete the file so that it can be re-written
File.delete('test.xls')

# Write out the Workbook again
open_book.write('test.xls')

# End Test
print "Test Complete.\n"

Hi !!
How to access a drop down list in .xls file using this ruby spreadsheet gem?

@ALL Have not gone through full api documentation. But, could not figure out how to write .XLS headers. Do anybody know how to? Thanks in advance.

Hi, anyone knows how can I read a xlsb file with this gem? any example?

Thanks!