Question

How to concatenate string with integer in Scala

Answer 1

val str = "The number is: "
val num = 42

val result = str + num

println(result) 



 
/*
run:

The number is: 42

*/

 

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Answer 2

val num = 42
val result = s"The number is: $num"

println(result) 


 
/*
run:

The number is: 42

*/

 

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Answer 3

val str = "The number is: "
val num = 42

val result = str + num.toString

println(result) 



 
/*
run:

The number is: 42

*/

 

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