Function matrixMap3

components/dash-table/src/core/math/matrixZipMap.ts:98–132

(
    m1: Matrix<T1>,
    m2: Matrix<T2> | undefined,
    m3: Matrix<T3> | undefined,
    fn: (
        d1: T1,
        d2: T2 | undefined,
        d3: T3 | undefined,
        i: number,
        j: number
    ) => TR
)

}

export function matrixMap3<T1, T2, T3, TR>(
    m1: Matrix<T1>,
    m2: Matrix<T2> | undefined,
    m3: Matrix<T3> | undefined,
    fn: (
        d1: T1,
        d2: T2 | undefined,
        d3: T3 | undefined,
        i: number,
        j: number
    ) => TR
): Matrix<TR> {
    const _m1_ = m1.length;

    const res: Matrix<TR> = new Array<TR[]>(_m1_);

    for (let i = 0; i < _m1_; ++i) {
        const _row_ = m1[i].length;
        const row = new Array<TR>(_row_);

        for (let j = 0; j < _row_; ++j) {
            row[j] = fn(
                m1[i][j],
                m2 ? m2[i][j] : undefined,
                m3 ? m3[i][j] : undefined,
                i,
                j
            );
        }

        res[i] = row;
    }

    return res;
}

export function matrixMap4<T1, T2, T3, T4, TR>(
    m1: Matrix<T1>,