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Type Alias: RowPredicate

RowPredicate = (row, i) => boolean

Predicate function for filter.

Receives a row as Map<string, Cell> and its 0-based index. Return true to keep the row.

Parameters

row

Map\<string, Cell>

i

number

Returns

boolean

Example

TypeScript
const isAdult: RowPredicate = (row) => (row.get("age") as number) > 18;
df.filter(isAdult);