Answer Posted / chiranjeevi

Informat:
1)It should appear only datastep.
2)it is used for SAS special instructions to read the
special data values.it can be used either in the input
statements,else by using a separate statement called 'informat'.

syntax:informat<variable name>>type of informat>
or
input<variable name><type of informat>
format:
1)it should appear only proc step.
2)it is used to write or print the special data values in
the output window.
syntax:format<variable name><type of format>.

informats:1)date formats
a)datew.
b)ddmmyyw.
c)commaw.
d)percent(%)
formats and informats both are same only.

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