纯数组
[1,2,3,4]
[[2,3],[1,2],[22,33]]
直接使用JSON.parse(readline())
字符串数组
['a','b','c']
['12','23','34']
['12.11','23.11','34.11']
let arr = readline().match(/\[(.+?)\]/g)
let a = eval(arr[0])
纯数组
[1,2,3,4]
[[2,3],[1,2],[22,33]]
直接使用JSON.parse(readline())
字符串数组
['a','b','c']
['12','23','34']
['12.11','23.11','34.11']
let arr = readline().match(/\[(.+?)\]/g)
let a = eval(arr[0])
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