Retrieves the value of a specified parameter within a given child configuration. If the specified child or parameter is not found, an empty string is returned.
int ChildParamValue(string name; int index, [string productTitle])
| name | The name of a parameter or multi-choice value. | 
| index | Zero-based index of the child configuration to read the parameter from. | 
| productTitle | Optional filter to only include configurations of the specified product. | 
Example
ChildParamValue("InstallationDays"; 0; "Services")
Returns the value of the parameter "InstallationDays" from the first child configuration of the product "Services".
