https://kotlinlang. org/api/latest/jvm/stdlib/kotlin/-string/index.html code example

Example 1: kotlin part of string

val name = "James Smith"
    
    // Get just 'James' with subSequence()
    val james = name.subSequence(0, 5)
    
    // First argument is inclusive
    // Second argument is exclusive

Example 2: Kotlin get char in string

val hello = "Hello World"

    // Using get() function
    val W = hello.get(6)

    // Using indexing
    val e = hello[1]