Welshman Docs / @welshman/lib / groupBy
Function: groupBy() ​
groupBy<
T,K>(f,xs):Map<K,T[]>
Defined in: packages/lib/src/Tools.ts:812
Groups array elements by key function
Type Parameters ​
• T
• K
Parameters ​
f ​
(x) => K
Function to generate group key
xs ​
T[]
Array to group
Returns ​
Map<K, T[]>
Map of groups