文章详情|Scala reduceLeft和reduceRight

Scala reduceLeft和reduceRight 所属分类 scala 浏览量 656

val list = List(1,2,3,4,5)
list.reduceLeft(_-_)
-13

1-2-3-4-5 = -13


list.reduceRight(_-_)
3

1-(2-((3-(4-5)))) = 3