how to get the x axis of an object in unity code example

Example 1: make y axis start at 0 python

ax.set_ylim(ymin=0)

Example 2: unity how to get the side ways velocity of a object

Rigidbody rb = GetComponent<Rigidbody>();
Vector3 worldVelocity = rb.velocity;
Vector3 localVelocity = transform.InverseTransformVector(worldVelocity);
//This gives velocity in all directions sideways is on the x axis the thread gives more info