Association

可用

Constructs an association from a list of rules.

形式

Association[key1 -> val1, key2 -> val2, …]or <| key1 -> val1, key2 -> val2, … |>

验证过的示例Association[a -> 1, b -> 2] → <|a -> 1, b -> 2|>

在 Qurak 上运行搜索参考

主题

Associations - Associations and Parts
Associations - Functions That Create Associations
Automated Reports - Data Sources
Computation With Structured Datasets - Explicit Parts of Datasets
Computation With Structured Datasets - Creating Associations
Database Connectivity - Wolfram Language Data Representation »

相关

List Tabular Dataset Normal AssociationQ Lookup KeyExistsQ Keys Values KeyValuePattern SparseArray CompoundElement

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