代码语言:javascript 代码运行次数:0 运行 AI代码解释 longName1 = longName2 * (longName3 + longName4 - longName5) + 4 * longName6 // ① longName1 = longName2 * (longName3 + longName4 - longName5) + 4 * longName6 //② fun format(obj: Any, toAppendTo: StringBuffer, fieldPosi...
fun main(args:Array<String>){ val name = if(args.size > 0) args[0] else "Kotlin" println("Hello, $name!") } 1. 2. 3. 4. 除了通过 引用变量名称外,还可以通过 引 用 变 量 名 称 外 , 还 可 以 通 过 {} 引用更复杂的表达式 fun main(args:Array<String>){ if(args.size > ...
使用StringBuilder或StringBuffer拼接字符串,StringBuilder是线程不安全的,StringBuffer是线程安全的//常规写法vark:String = StringBuilder().append("我").append("在").append("学").append("Java").toString();//Lambda表达式写法,函数式编程varl:String = buildString {...
var10000 = $result;break;default:thrownewIllegalStateException("call to 'resume' before 'invoke' with coroutine"); }//这里执行代码块2的任务x = (String)var10000;//var10000为lable=1中的resultvar10 = (newStringBuilder()).append("eee:"); var10001 = Thread.currentThread(); Intrinsics.checkExp...
编译后顶层函数会成为文件类下的静态函数,比如在文件名是join.kt下定义的joinToString函数可以通过JoinKt.joinToSting调用,其中JoinKt是编译后的类名。 代码语言:java AI代码解释 // 编译成静态函数// 文件名 join.ktpackagestringsfunjoinToString():String{...}/* Java */importstrings.JoinKt;JoinKt.joinToStin...
fun p(text: String) { content.append("$text")} } fun html(block: HTML.() -> Unit): HTML { val html = HTML()html.block()return html } 现在，你可以使用这个DSL来构建HTML文档，而无需手动编写HTML标记：val doc = html { body { p("Hello, world!")p("Kotlin is amazing!")} } pri...
separator: String, prefix: String, postfix: String ): String { val sb = StringBuilder(prefix) for ((index, element) in collection.withIndex()) { if (index > 0) sb.append(separator) sb.append(element) } sb.append(postfix) return sb.toString() ...
* @return String */ private suspend fun getUserInfo(): String { return withContext(Dispatchers.IO) { delay(2000) "Kotlin" } } override fun onDestroy() { super.onDestroy() // 取消协程 防止协程泄漏 如果使用lifecycleScope则不需要手动取消 ...
()asHttpURLConnectionvalresponseCode=connection.responseCodevalresponseMessage=connection.responseMessagevalinputStream=connection.inputStreamvalbuffer=StringBuffer()varlen=inputStream.read()while(len!=-1){buffer.append(len.toChar())len=inputStream.read()}println("Response Code: $responseCode")println("...
fun soUrl(userID: String) = "https://stackoverflow.com/users/$userID" val topFive = topFolks .sortBy { `Average Answer Score` } .tail() .reverse() val content = buildString { append("") topFive.forEach { val userID = `User Link`.toString() val average...