| io.reactivex.functions.BiFunction<T1, T2, R> | 
   Known Indirect Subclasses
  
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A functional interface (callback) that computes a value based on multiple input values.
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| abstract R | 
        apply(T1 t1, T2 t2)
        
         Calculate a value based on the input values. 
  
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Calculate a value based on the input values.
| t1 | the first value | 
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| t2 | the second value | 
| Exception | on error | 
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