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Coding Poineer

Coding Poineer

Coding Poineer

Coding Poineer

Coding Poineer

Coding Poineer

Coding Poineer

Coding Poineer

Coding Poineer

Coding Poineer

Coding Poineer

摘要: Python部分 JS部分 Python部分 声明二维数组常用方式,但在append后会导致同步变化 arr = [[]] * 3 arr[0].append(1) arr # [[1], [1], [1]] 修改:arr = [[] for i in range(3)] JS部分 初次创建二维数组 阅读全文
posted @ 2021-05-22 21:25 365/24/60 阅读(70) 评论(0) 推荐(0) 编辑