Method and

src/danfojs-base/core/series.ts:2012–2051

* Returns the logical AND between Series and other. Supports element wise operations and broadcasting. * @param other Series, Scalar, Array of Scalars * @example * ``` * const sf = new Series([true, true, false, false, true]); * const sf2 = new Series([true, false, true, fa

(other: any)

     * ```
    */
    and(other: any): Series {

        if (other === undefined) {
            throw new Error("Param Error: other cannot be undefined");
        }
        const newValues: ArrayType1D = [];

        if (other instanceof Series) {
            if (this.dtypes[0] !== other.dtypes[0]) {
                throw new Error("Param Error: Series must be of same dtype");
            }

            if (this.shape[0] !== other.shape[0]) {
                throw new Error("Param Error: Series must be of same shape");
            }

            this.values.forEach((val, i) => {
                newValues.push(Boolean(val) && Boolean(other.values[i]));
            });

        } else if (typeof other === "boolean") {

            this.values.forEach((val) => {
                newValues.push(Boolean(val) && Boolean(other));
            });

        } else if (Array.isArray(other)) {

            this.values.forEach((val, i) => {
                newValues.push(Boolean(val) && Boolean(other[i]));
            });

        } else {
            throw new Error("Param Error: other must be a Series, Scalar, or Array of Scalars");
        }
        return new Series(newValues, {
            index: this.index,
            config: { ...this.config }
        });
    }

    /**
     * Returns the logical OR between Series and other. Supports element wise operations and broadcasting.