D3.js curveMonotoneY() Method

The d3.curveMonotoneY interpolator assumes that the data is sorted according to the y coordinates otherwise it sorts the data accordingly. This curve method produces a cubic spline that preserves monotonicity in x, assuming monotonicity in y.

Syntax:

d3.curveMonotoneY()

Parameters: This method does not accept any parameters.

Return Value: This method does not return any value.

Example 1: 

Output:

👁 Image

Example 2: Sorting the unsorted points by the x-axis then rendering the curve.

Output:

👁 Image