Java集合、数组的默认toString()输出结果，javatostring

Java集合、数组的默认toString()输出结果，javatostring

1.Map

{key1=value1,key2=value2,key3=value3......}

{appid=me.ele.camp, artificaId=camp-api, interfaceValue=xx.xx.xx.xx   ........}

2.List

[value1,value2,value3 .........]

[1, 3, 5]

3.Set

[value1,value2,value3 ........]

[2, 4, 6]

4.数组String[]

[Ljava.lang.String;@4e8a88a9