Question

How to split a string into an array by delimiter and remove empty elements in Kotlin

Answer 1

fun main() {
    val str = ",,,Kotlin,,,, cross-platform, general-purpose,,, programming, language,";
    val delimiter = ","
    
    val result = str.split(delimiter).filter { it.isNotEmpty() }.toTypedArray()
    
    println(result.contentToString()) 
    
    for (s in result) {
        println(s.trim())
    }
}


 
/*
run:

[Kotlin,  cross-platform,  general-purpose,  programming,  language]
Kotlin
cross-platform
general-purpose
programming
language
 
*/

 

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