datemodified:< this week

datemodified:< 7 days

datemodified:< 7 days

datemodified:< dd/mm/yy

Criteria                                Syntax/Example
Date created (exact date)               datecreated:8/2/2012
Date created (range)                    datecreated:8/2/2012..8/3/2012
Date created (before)                   datecreated:<8/2/2012
Date created (after)                    datecreated:>8/2/2012
Date created prior to the current year  datecreated:a long time ago
Date created within the current year    datecreated:earlier this year
Date created within the current month   datecreated:earlier this month
Date created within the current week    datecreated:earlier this week
Date created yesterday                  datecreated:yesterday
Date created today                      datecreated:today
Date modified (exact date)              datemodified:8/2/2012
Date modified (range)                   datemodified:8/2/2012..8/3/2012
Date modified (before)                  datemodified:<8/2/2012
Date modified (after)                   datemodified:>8/2/2012
Date modified prior to the current year datemodified:a long time ago
Date modified within the current year   datemodified:earlier this year
Date modified within the current month  datemodified:earlier this month
Date modified within the current week   datemodified:earlier this week
Date modified yesterday                 datemodified:yesterday
Date modified today                     datemodified:today