Redmine computed custom field formula tips

Project to use the computed custom field plug-in, the formula does not know how to write, looked up some information, recorded here.

1, http://apidock.com/ruby/Time/strftime view Ruby string format, used to overwrite date/time format only displays the date, does not display the time.

2, HTTPS://GITHUB.COM/ANNIKOFF/REDMINE_PLUGIN_COMPUTED_CUSTOM_FIELD/ISSUES/34 see formula can write complex code, such as adding variables, specifying the return value and so on.

3. Http://ruby-doc.org/stdlib-2.3.1/libdoc/date/rdoc/Date.html#method-i-2D view the methods of the date class, including date reduction, and so on.

4, http://stackoverflow.com/questions/3599239/ruby-string-to-date-conversion check See To_date method.

Redmine computed custom field formula tips