Web18 jun. 2024 · Kotlin在forEach中如何跳出循环和跳出当前循环体 数组的forEach中直接retrun fun main(args: Array) { val arr = intArrayOf(1,2,3,4,5,6,7) arr.forEach { if (it … Web18 jun. 2024 · 可以看到程序程序在遍历到4的时候就退出了方法,而且this is End也没有打印,我若果只想在数组遍历到4的时候跳出forEach,forEeach后面的语句还继续执行,实现类似java中的continue,那么应该怎么做呢?. continue用于结束循环体中其后语句的执行,并跳回循环程序块的开头执行下一次循环。
Iterating Collections by Index in Kotlin Baeldung on Kotlin
Web13 sep. 2024 · mlist.forEachIndexed { index,value -> mlist [index] = value*value} println (m 集合中对集合进行操作的问题 集合进行操作,有时候会遇到ConcurrentModificationException (并发 循环集合再对集合操作会发生异常;这里要先简单的讲 forEach 循环也叫增强for循环,其书写形式:for ( 类型 获取访问 元素 获取另一个. 为:"+ 元素 在 Kotlin 中 不论身处 … Web8 jan. 2024 · forEachIndexed Common JVM JS Native 1.0 inline fun Array.forEachIndexed( action: (index: Int, T) -> Unit) (source) inline fun ByteArray.forEachIndexed( action: (index: Int, Byte) -> Unit) (source) inline fun ShortArray.forEachIndexed( action: (index: Int, Short) -> Unit) (source) inline fun … radiators koala tavern
使用 forEachIndexed 带下标遍历 list;这样我们可以使用 forEach
WebKotlin forEach is one of the loop statements that are more traditionally used to do other loops like while loops the loops are used to get each other and every element of the collection, list and to perform the actions on each and every elements of the list like an array and other collection list it is like the function approach towards the … Web20 feb. 2024 · 1. You can't break from the entire loop, the only similar thing you can do is return@forEachIndexed which will essentially serve as a continue to skip to the next … Web24 sep. 2024 · forEach. collections의 각 element들에 대해서 특정한 작업을 수행 할 수 있도록 해준다.; 예시) 각 element들을 출력; var list = arrayOf("a ... radiator omkasting prijs