$ scalacTest.scala $ scalaTestValueof a:1Valueof b:1Valueof a:1Valueof b:2Valueof a:1Valueof b:3Valueof a:2Valueof b:1Valueof a:2Valueof b:2Valueof a:2Valueof b:3Valueof a:3Valueof b:1Valueof a:3Valueof b:2Valueof a:3Valueof b:3 for 循环集合 for 循环集合的语法如...
回文函数是一种用于判断一个字符串是否是回文的函数。回文是指正着读和倒着读都一样的字符串。在Scala中,可以使用for循环来实现一个回文函数。 下面是一个使用for循环的Scala回文函数的示例代码...
for循环以关键字for来头，后面跟圆括号括起来的遍历序列的表达式。在括号内，最先看到的是依次接受每个值...
Scala 循环for 循环允许您编写一个执行指定次数的循环控制结构。 语法Scala 语言中 for 循环的语法:for( var x <- Range ){ statement(s); }以上语法中,Range 可以是一个数字区间表示 i to j ,或者 i until j。左箭头 <- 用于为变量 x 赋值。
while (x < 5) { println(x); x += 1}while loop do { println(x); x += 1} while (x < 5)do while loop importscala.util.control.Breaks._ breakable { for (x <- xs) { if (Math.random < 0.1) break } }break (slides) ...
the general for expression's syntax is like this; for (generator; definitions; filters) examples of that is as such . case class Person(name: String, isMale : Boolean, children: Person *) val lara = Person("Lava", false) val bob = Person("Bob", false) ...
scala>x.foreach { println }1 2 3 If you've used a programming language like Ruby, this syntax will look familiar to you. Note that this is a relatively common way to use theforeachmethod. Becauseforeachtakes a procedure that doesn’t return anything, and because the result offoreachis...
scala> class Money(amount:Int) defined class Money Note Scala has a special syntax for declaring constructor parameters that will be explored in more depth later.Now, we can create a Money instance as shown in the following code snippet:...
Python.Python is a general-purpose programming language with many different libraries for data processing. For back-end development, Python enhances productivity through its simple syntax and short code length. Perl.This is a general-purpose programming language that’s popular in theLinuxandUnixworlds...
It provides a MATLAB-like syntax that is used to construct scripts that are then compiled by ScalaLab for execution on the JVM. The GroovyLab environment is based on the Groovy dynamic language for the Java platform [3]. The underlying mechanisms in GroovyLab are very different from ScalaLab...