How to convert a list of characters to a string in Kotlin?

In this tutorial, you shall learn how to convert a given list of characters to a string in Kotlin, using List.joinToString() function, with the help of examples.

Kotlin – Convert list of characters to a string

To convert a list of characters to a string in Kotlin, you can use List.joinToString() function with an empty string as separator between the elements.

Call the joinToString() function on the list of characters, the function returns, a string created from joining the characters in the given list.

The syntax to convert the list of characters charList to a string is

charList.joinToString(separator = "")

Example

In the following program, we make a list of characters in charList and join them to a string.

Main.kt

fun main() {
    val charList = listOf('h', 'e', 'l', 'l', 'o')
    val str = charList.joinToString(separator = "")
    println(str)
}

Output

hello

Conclusion

In this Kotlin Tutorial, we learned how to convert a list of characters to a string using List.joinToString() function.