Alan Jereb AlanJereb
AlanJereb
/ ForEach_Map_Filter_using_Reduce.ts
Last active
August 23, 2023 07:19
ForEach, Filter and Map implemented using Reduce [typesafe]
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| const testArray = [1, 2, 3]; | |
| // ---- | |
| // MAP | |
| // ---- | |
| const customMap = <T extends unknown>(arr: T[], callback: (value: T) => T) => { | |
| return arr.reduce((mapped: T[], current) => { | |
| mapped.push(callback(current)) | |
| return mapped | |
| }, []) | |
| } |