Counts

متاحة

Returns an association mapping each element to its number of occurrences.

الصيغ

Counts[list]

Counts[list, elems]

أمثلة متحقَّق منهاCounts[{a, b, a, c, b, a}] → <|a -> 3, b -> 2, c -> 1|>Counts[<|a -> 1, b -> 1, c -> 2|>] → <|1 -> 2, 2 -> 1|>

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المواضيع

Associations - Functions That Create Associations
Computation With Structured Datasets - Selections and Transformations
Computation With Structured Datasets - Creating Associations
Database Like Operations On Datasets - General
Handling Arrays Of Data - Structural Array Analysis »
Linguistic Data - Textual Analysis »

ذات صلة

CountsBy Tally BinCounts Merge GroupBy Count Gather Commonest DuplicateFreeQ KeySort Sort CharacterCounts

كل الدوال الـ6300 · استخدم هذا من عميل MCP