Sap Script Formatting options

Output Length
&symbol(length)&
Omitting the Leading Sign
&symbol(S)&
Leading Sign to the Left
&symbol(<)&
Leading Sign to the Right
&symbol(>)&
Omitting Leading Zeros
&symbol(Z)&
Space Compression
&symbol(C)&
Number of Decimal Places
&symbol(.N)&
Omitting the Separator for ‘Thousands’
&symbol(T)&
Specifying an Exponent for Floating Point Numbers
&symbol(EN)&

Right-Justified Output
&symbol(R)&
Fill Characters&symbol(Ff)&f = fill character
Example: &KNA1-UMSAT(F*)& -> **700.00

Suppressing Output of Initial Values
&symbol(I)&
Ignoring Conversion Routines
&symbol(K)&
Date Mask/: SET DATE MASK = 'date_mask'
Example: /: SET DATE MASK = 'MMMM DD, YYYY'
        &DATE& -> March 01, 1997


Time Mask/: SET TIME MASK = 'time_mask'
Example: /: SET TIME MASK = 'HH:MM'
       &TIME& -> 10:08


Reference:
http://help.sap.com/saphelp_47x200/helpdata/en/d1/803411454211d189710000e8322d00/content.htm