1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
| package cn.flightfeather.thirdapp
|
| import com.google.gson.Gson
| import org.junit.Test
|
| /**
| * @author riku
| * Date: 2019/7/29
| */
| class Test {
|
| @Test
| fun foo1() {
| val l1 = arrayListOf<Int>(1, 2, 3, 4, 5)
| val l2 = ArrayList<Int>()
|
| // l2.add(l1[0])
| // l2.add(l1[1])
| l2.addAll(l1)
|
| l2[0] = 7
| l2[1] = 8
|
| l1.forEach {
| print("$it,")
| }
| l2.forEach {
| print("$it,")
| }
| }
|
| @Test
| fun foo2() {
| val s1 = "foo#aab#shad#asdasd"
| val r = s1.replace("#", "、")
| println(r)
| }
|
| @Test
| fun foo3() {
| val list = listOf("u1", "u2", "u3")
| val s = Gson().toJson(list)
| println(s)
| }
| }
|
|
