我对最基本的Scala操作有问题,这让我发疯.
val a = Array(1,2,3)
println(a) and result is [I@1e76345
println(a.toString()) and result is [I@1e76345
println(a.toString) and result is [I@1e76345
任何人都可以告诉我如何打印数组而不编写我自己的功能,因为那是愚蠢的.谢谢!