7.1
2013-09-23

CHANGED

CHANGED returns True if the current expression result differs from the result of the previous record.

Syntax CHANGED(Expression)
Description Determines if the result of <Expression> has changed compared to the previous record. The previous record is the current record minus one. CHANGED will return False for record 1.
Examples

CHANGED([Customer])
IF (CHANGED([zipcode]), Print, Skip)

Parameter Description
Expression Expression to evaluate for the current record and the previous record.