Kotlin Variable

Variable is Container to store values, every variable should be declared before using otherwise it gives syntax errors.

variable name should be declared using lowerCamelCase

    var myName = "Coding Friction"

In Kotlin to declare variables use var or val keyword and assign a value with (=) equal operator.

fun main() {
    var color = "Green"
    val name = "Coding Friction"
    println(color)
    println(name)
}

var – Variable declare with var keyword value can be changed later

val – Variable declare with val keyword value can not be changed later

Scope of a variable –

Variable can be accessed only inside the block of code({….}) where its declared, you can not access outside the block.