Creating New Character Values
Extracting a Portion of a Character Value
Understanding the SCAN Function
Some character values might contain multiple pieces
of information that need to be isolated and assigned to separate character
variables. For example, the value of ArrivalDepartureGates contains
two cities: the city of arrival and the city of departure. How can
the individual values be isolated so that separate variables can
be created for the two cities?
The SCAN function returns
a character string when it is given the source string, the position
of the desired character string, and a character delimiter:
SCAN (source, n<,list-of-delimiters>)
source is the value that you want to examine. It can be any type of character expression, including ...
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