Convert String to Char Array in Kotlin

In this tutorial, you shall learn how to convert a given string to character array in Kotlin, using String.toCharArray() method, with examples.

Kotlin – Convert string to char array

To convert a string to character array in Kotlin, use String.toCharArray() method. String.toCharArray() method returns a Char Array created using the characters of the calling string.

Syntax

The syntax to call toCharArray() method on String str is

str.toCharArray()

Examples

1. Convert the string “apple” to character array

In the following example, we take a string and convert this to an array of characters using String.toCharArray() method.

Main.kt

fun main() {
    val str = "apple"
    val chars = str.toCharArray()
    for (x in chars) println("$x")
}

Output

a
p
p
l
e

Conclusion

In this Kotlin Tutorial, we learned how to convert a String to Char Array using String.toCharArray() method, with examples.