Show pageOld revisionsBacklinksBack to top Old Revisions These are the older revisons of the current document. To revert to an old revision, select it from below, click Edit this page and save it. 2010/09/09 16:45 Command substitution (external edit) (current) Show differences between selected revisions syntax/expansion/cmdsubst.txt Last modified: 2010/09/09 16:45(external edit)