Lodash join method
语法：
_.join(array, [separator=','])
Converts all elements in array into a string separated by separator.
参数
array (Array) − The array to convert.
[separator=','] (string) − The element separator.
输出：
(string) − Returns the joined string.
实例：
var _ = require('lodash');
var list = [1, 2, 3, 4, 5, 6];
var result = _.join(list,'~')
console.log(result);
Save the above program in
tester.js. Run the following command to execute this program.
命令：
输出：
