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Mobile Development Intermediate Paid

Kotlin Mobile Development

Learn Kotlin from the fundamentals to object-oriented programming, collections, null safety, functions and Android development foundations.

10 Weeks 24 Lessons Android Development Foundation
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LESSON 14

Mutable Lists

Learn how mutable lists allow applications to add, remove and modify data.

Kotlin Code

Study the example and understand each part.

KOTLIN
fun main() {

    val students = mutableListOf(
        "Brian",
        "Mary"
    )

    students.add("John")

    students.add("Amina")

    students.remove("Mary")

    for (student in students) {

        println(student)

    }

}

Kotlin is commonly developed using Android Studio or IntelliJ IDEA. These examples can be used as a foundation for Android application development.

Key Concept

A mutableListOf() allows items to be added or removed after the list has been created.

Expected Output / Result

Brian
John
Amina

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Quick Knowledge Check

Test your Kotlin understanding.

Which keyword creates a read-only variable in Kotlin?

Vinsoft Lab Academy

Learn Kotlin. Build Android applications.

Build a strong Kotlin foundation and continue into practical Android application development.