Method valueCounts

src/danfojs-base/core/series.ts:1110–1130

* Returns unique values and their counts in a Series * @example * ``` * const sf = new Series([1, 2, 3, 4, 5, 6, 1, 2, 3, 4, 5, 6]); * const sf2 = sf.valueCounts(); * sf2.print(); * ```

()

     * ```
    */
    valueCounts(): Series {
        const sData = this.values;
        const dataDict: any = {};
        for (let i = 0; i < sData.length; i++) {
            const val = sData[i];
            if (`${val}` in dataDict) {
                dataDict[`${val}`] = dataDict[`${val}`] + 1;
            } else {
                dataDict[`${val}`] = 1;
            }
        }

        const index = Object.keys(dataDict).map((x) => {
            return parseInt(x) ? parseInt(x) : x;
        });
        const data = Object.values(dataDict);

        const series = new Series(data, { index: index });
        return series;

    }

    /**
      * Returns the absolute of values in Series