# S Conversion
Updated: 1/18/2022, 5:31:44 PM
Created: 1/18/2022, 5:31:44 PM
Last Updated By: dependabot[bot]
Read Time: 1 minute(s)
# Description
The S code substitutes one value for another. It is as:
S;Var1;Var2
1
where:
- Var1 specifies the value to be substituted if the referenced value is not null or zero. Can be a quoted string, an FMC (field number), or an asterisk. An asterisk indicates that the value of the referenced field should be used.
- Var2 specifies the value to be substituted if the referenced value is null or zero. Can be a quoted string, an FMC (field number), or an asterisk.
# Example 1
S;*;"NULL VALUE!"
1
If the referenced field is null, this example will return the string "NULL VALUE!". Otherwise it will return the referenced value.
# Example 2
S;*;3
1
If the referenced field is null, this example will return the content of field 3 of the data record. Otherwise it will return the referenced value.
# Example 3
S;4;5
1
If the referenced field is null, this example will return the content of field 5 of the data record. Otherwise it will return the content of field 4.
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