_join

搜索文档…
_join
说明
 将数组中的所有元素转换为由 separator 分隔的字符串
源码
​https://github.com/ddzy/ts-utility-plugins/tree/master/src/ddzy/utility/array/_join​
用法
_join.test.ts
1
import { _join } from "../../utility/array/_join";
2
​
3
describe('Method _join test:', () => {
4
  test('_join() should return the empty string when receive an empty array', () => {
5
    const received = {
6
      arr: [],
7
      separator: '',
8
    };
9
    const expected = '';
10
​
11
    const result = _join(received.arr, received.separator);
12
​
13
    expect(result).toBe(expected);
14
  });
15
​
16
  test('_join() should return the composed string when receive an array maked by number', () => {
17
    const received = {
18
      arr: [1, 2, 3, 4, 5],
19
      separator: '',
20
    };
21
    const expected = '12345';
22
​
23
    const result = _join(received.arr, received.separator);
24
​
25
    expect(result).toBe(expected);
26
  });
27
​
28
  test('_join() can config your own separator', () => {
29
    const received = {
30
      arr: ['a', 'b', 'c', 'd', 'e'],
31
      separator: '-',
32
    };
33
    const expected = 'a-b-c-d-e';
34
​
35
    const result = _join(received.arr, received.separator);
36
​
37
    expect(result).toBe(expected);
38
  });
39
});
Copied!
以前
zip
下一个
take
最近更新 1yr ago
复制链接
内容
说明
源码
用法