Accessing Data • index: Use [0] to get the first item. • at (): A modern way to get items. You can use negative numbers like -1 to get items from the end. This is safer than standard bracket notation ...
𝗖𝗼𝗻𝘀𝘁𝗿𝘂𝗰𝘁𝗼𝗿𝘀 𝗶𝗻 𝗝𝗮𝘃𝗮𝗦𝗰𝗿𝗶𝗽𝘁 Creating objects one by one is slow. If you need ten students with ...
一些您可能无法访问的结果已被隐去。
显示无法访问的结果