package basic

/**
 * 循环语句
 */

fun main(args: Array<String>) {
    // for循环
    println("\n=== for in ===")

    var a: IntRange = 1..5
    for (i in a) {
        print(i.toString() + "\t")
    }

    for (i in 5..10) {
        print(i.toString() + "\t")
    }

    println("\n=== while ===")
    // while循环
    var b: Int = 6
    while (b > 0) {
        println(b--)
    }
    println("=== do while ===")
    do {
        println(b++)
    } while (b <= 6)

    println("\n=== forEach ===")
    var array: IntArray = intArrayOf(6, 7, 8, 9, 10)
    array.forEach {
        println(it)
    }
    println("\n=== forEach 2 ===")
    array.forEach { i -> println(i) }

    println("\n=== forEach 3 ===")
    // 带有下标的foreach
    array.forEachIndexed { index, i -> println("index:${index},i:${i}") }
}