Question

How to sort by numbers a mixed pair of string and number elements in a list with Kotlin

Answer 1

fun main() {
    val lst = listOf(
        "Python 4", "C 9", "C++ 5", "C# 6",
        "Java 1", "PHP 7", "Go 2"
    )

    val sorted = lst.sortedBy { it.substringAfterLast(" ").toInt() }

    println(sorted)
}



/*
run:

[Java 1, Go 2, Python 4, C++ 5, C# 6, PHP 7, C 9]

*/

 

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