ApptimizeVariableString
@interface ApptimizeVariableString : ApptimizeVariableApptimizeVariableString is a dynamic variable which contains an NSString.
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                  Retrieves the string value of this ApptimizeVariableString. DeclarationObjective-C @property (readonly, nonatomic) NSString *_Nullable stringValue;Swift var stringValue: String? { get }Return ValueReturns the default string provided at construction if no variant has been received from the servers, or the variant string if enrolled in a particular variant. 
 Returns the default value if there is an issue with the incoming variant data.
 
         ApptimizeVariableString Class Reference
        ApptimizeVariableString Class Reference