Restructure examples folder (#47)

Split examples into separate markdown files, each containing a description, sample code, and a screenshot of the resulting xlsx document.

The script `generate.rb` is provided to actually generate the example documents by executing the sample code contained in the markdown files.

1 files changed, 30 insertions, 0 deletions

diff --git a/examples/number_format_example.md b/examples/number_format_example.md
new file mode 100644
index 00000000..fe053880
--- /dev/null
+++ b/examples/number_format_example.md
@@ -0,0 +1,30 @@
+## Description
+
+
+
+## Code
+
+```ruby
+require 'axlsx'
+
+p = Axlsx::Package.new
+wb = p.workbook
+
+s = wb.styles
+comma = s.add_style num_fmt: 3
+currency = s.add_style num_fmt: 5
+red_negative = s.add_style num_fmt: 8
+super_funk = s.add_style format_code: '[Green]#'
+venezuela_currency = s.add_style format_code: '#.##0\,00'
+
+wb.add_worksheet(name: 'Formats and Currency') do |sheet|
+  sheet.add_row ['Comma', 'Currency', 'Red Negative', 'Super funk', 'Venezuela']
+  sheet.add_row [123456789, 1500, -122.34, 594829, 2.5], style: [comma, currency, red_negative, super_funk, venezuela_currency]
+end
+
+p.serialize 'number_format_example.xlsx'
+```
+
+## Output
+
+![Output](images/number_format_example.png "Output")