Python，创建一个字符串，其中的元素之间添加逗号

Question

我想让一个字符串在元素之间使用逗号:

:

['ElementA','ElementB','ElementC']

:

['ElementA,ElementB,ElementC']

谢谢

Answer 1

Javascript解决方案:

let arr = ['ElementA','ElementB','ElementC'] ;
let arr2 = [arr.join(",")];
console.log(arr2);

Python的解决方案:

arr = ['ElementA','ElementB','ElementC']
separator = ','
arr2 = [separator.join(arr)]
print(arr2)