DeleteDuplicatesBy

可用

Like `DeleteDuplicates`, but compares elements by applying a function.

形式

DeleteDuplicatesBy[data, f]

DeleteDuplicatesBy[f]

验证过的示例DeleteDuplicatesBy[{1, -1, 2, -2, 3}, Abs] → {1, 2, 3}

在 Qurak 上运行搜索参考

主题

Function Composition And Operator Forms - Functions with Operator Forms
New In100 Alphabetical Listing - D
Rearranging And Restructuring Lists - Sequence-Oriented Operations
Tabular Objects - Rows by Value

相关

DeleteDuplicates CountDistinct CountDistinctBy DuplicateFreeQ GroupBy GatherBy Select SortBy AllMatch AllTrue AlphabeticSort AnyMatch

全部 6300 个函数 · 从 MCP 客户端使用