Question

How to remove newlines from a string Kotlin

Answer 1

fun removeNewlines(s: String): String =
    s.replace("\n", "").replace("\r", "")

fun main() {
    val s = "c# \n  c c++  \n java python\ngo\n";
    val result = removeNewlines(s)
    
    println(result)
}



/*
run:

c#   c c++   java pythongo

*/

 

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Answer 2

fun removeNewlines(s: String): String =
    s.replace("\\s+".toRegex(), " ").trim()

fun main() {
    val s = "c# \n  c c++  \n java python\ngo\n";
    val result = removeNewlines(s)
    
    println(result) // result without extra spaces
}



/*
run:

c# c c++ java python go

*/

 

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