Key

Доступно

Operator form for extracting values from associations by key

Форми

Key[key]

Key[key][assoc]

Перевірені приклади<|a -> b, c -> d|>[[Key[a]]] → b {<|a -> x, b -> {y, z}|>, w}[[1, Key[b], 2]] → z

Виконати на Qurak Пошук у довіднику

Теми

Associations - Associations and Parts
Function Composition And Operator Forms - Rearranging Functional Forms
New In100 Alphabetical Listing - K
New In100 Core Language And Structure - Associations »
Summary Of New Features In142 - Tabular Objects »
Summary Of New Features In142 - Tabular Objects »

Пов'язане

Part Association Tabular Keys KeyExistsQ KeyDrop KeyTake Discard Drop KeySort KeyUnion MaximalBy

Усі 6300 функцій · Використати з MCP-клієнта