kotlin数组

xiaoxiao2025-07-17  8

package kotlinall.chapter1 //kotlin数组 val array_int:IntArray = intArrayOf(1,3,5,7) //java 基本类型定制版本 防止装箱 拆箱 val array_char:CharArray = charArrayOf('5','6','4') val array_string:Array<String> = arrayOf("ffff","ffaadf","ffasdf") val array_int1:IntArray = IntArray(5)//数组的初始化 fun main(args:Array<String>){ array_int1.set(0,21) array_int1.set(1,54) array_int[3] = 5 for(int in array_int){ println("${int}") } println(array_char.size) println(array_char.joinToString { "," }) println(array_int.slice(0..5))//下标0-5的数据 list println(array_char::class.java.simpleName)//打印类名 }
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