...
if OPTION_TYPE = NULL (undefined) then the string is interpreted as an empty string "", so the COEF_OPTION will still be 0 (and not NaN).
This method is possible since FEWS 2014.01
| Code Block | ||||
|---|---|---|---|---|
| ||||
<variable>
<variableId>X</variableId>
....
</variable>
<variable>
<variableId>Y</variableId>
....
</variable>
<transformation id="user simple with boolean coefficient test">
<user>
<simple>
<expression>IF(COEF_OPTION == 1, X, Y)</expression>
<coefficientSetFunctions>
<coefficient id="COEF_OPTION" value="@OPTION_TYPE@=="hard""/>
<coefficientSetFunctions>
<outputVariable>
<variableId>Y</variableId>
</outputVariable>
</simple>
</user>
</transformation>
|
...