Question

How to find the largest element in array with Scala

Answer 1

object O {
    def main(args: Array[String]): Unit = {
        var arr = Array(5, 7, 9.6482, 3.14, 8, 9.6481)

        var max = arr(0);
        for ( i <- 1 to (arr.length - 1) ) {
            if (arr(i) > max) max = arr(i);
        }
      
        println(max);
    }
}




/*
run:

9.6482

*/

 

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Answer 2

object O {
    def main(args: Array[String]): Unit = {
        var arr = Array(5, 7, 9.6482, 3.14, 8, 9.6481)

        var max = arr.reduceLeft(_ max _)

        println(max);
    }
}




/*
run:

9.6482

*/

 

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