Question

How to convert string to byte array in Kotlin

Answer 1

fun main() {
    val str = "Kotlin"
	val byteArray = str.toByteArray()
	
    println(byteArray.joinToString(", "))
}

  
     
/*
run:
  
75, 111, 116, 108, 105, 110
 
*/

 

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Answer 2

fun main() {
    val str = "Kotlin"
	val byteArray = str.toByteArray(Charsets.UTF_8)
	
    println(byteArray.joinToString(", "))
}

  
     
/*
run:
  
75, 111, 116, 108, 105, 110
 
*/

 

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