7 lines
244 B
TypeScript
7 lines
244 B
TypeScript
export interface ObjectType<T> {
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[key: string]: T[];
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}
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declare function groupBy<T>(data: T[], condition: (item: T) => string): ObjectType<T>;
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declare function groupBy<T>(data: T[], condition: string): ObjectType<T>;
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export default groupBy;
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