DeleteDuplicatesBy

可用

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

形式

DeleteDuplicatesBy[data, f]

DeleteDuplicatesBy[f]

已驗證的範例DeleteDuplicatesBy[{1, -1, 2, -2, 3}, Abs] → {1, 2, 3}

在 Qurak 上執行搜尋參考文件

主題

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

相關

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

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