Kotlin List filter Filtering is an operation where only elements that meet certain criteria pass through.

Kotlin List filter Example

The example presents the filtering operation on Kotlin lists.

package net.sourcecodeexamples.kotlin

fun main(args: Array<String>) {

 val fruits = listOf("banana", "mango", "apple", "orange")

 val fruits1 = fruits.filter { e -> e.length == 5 }
 fruits1.forEach { e -> print("$e ") }

 println()

 val fruits2 = fruits.filterNot { e -> e.length == 5 }

 fruits2.forEach { e -> print("$e ") }
 println()
}

Output:

mango apple 
banana orange 

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