Method abs

src/danfojs-base/core/frame.ts:1539–1553

(options?: { inplace?: boolean })

    */
    abs(options?: { inplace?: boolean }): DataFrame
    abs(options?: { inplace?: boolean }): DataFrame | void {
        const { inplace } = { inplace: false, ...options }

        const newData = (this.values as number[][]).map(arr => arr.map(val => Math.abs(val)))
        if (inplace) {
            this.$setValues(newData)
        } else {
            return new DataFrame(newData, {
                index: [...this.index],
                columns: [...this.columns],
                dtypes: [...this.dtypes],
                config: { ...this.config }
            })
        }
    }

    /**
     * Rounds all element in the DataFrame to specified number of decimal places.