Adjustable cane with memory function

A cane comprising:

• a tube defining a first aperture and a second aperture spaced in a side thereof;
• an extension rod telescopically mounted within one end of the tube and defining a plurality of holes in a side thereof;
• and
• a control mechanism disposed in between an inner wall of the tube and an outer wall of the extension rod, and being movable to a first position where the control mechanism is positioned in a selected one of the holes in the extension rod and exposed in the first aperture in the tube, and the tube, the extension rod and the control mechanism are prohibited from moving axially with respect to one another;
• a second position where the extension rod and the control mechanism together are allowed to move axially with respect to the tube;
• and a third position where the control mechanism is exposed in the second aperture in the tube and the extension rod is allowed to move axially with respect to the control mechanism and the tube.