You need to write or find a plugin to do that.
I tend to use https://marketplace.atlassian.com/plugins/com.innovalog.jmcf.jira-misc-custom-fields before looking a the "write it" option.
(Oh, and then, if that's not good enough, https://confluence.atlassian.com/display/JIRA041/How+to+create+a+new+Custom+Field+Type# )
Connect with like-minded Atlassian users at free events near you!Find a group
Connect with like-minded Atlassian users at free events near you!
Unfortunately there are no AUG chapters near you at the moment.Start an AUG
We're bringing product updates and pro tips on teamwork to ten cities around the world.Save your spot