The invention discloses a program switch of a washing machine. The program switch of the washing machine comprises a logic control sheet, a brush sheet, two pins which are connected with utility power, two elastic sheets which are used for controlling the logic control sheet to be energized and de-energized, a base and a top shell, wherein the brush sheet and the logic control sheet are positioned on the base; a rotary disk which is connected with the logic control sheet is arranged above the logic control sheet; a positioning disk surrounds the rotary disk; tooth profiles are arranged on an inner ring of the positioning disk; a compression spring is arranged in the rotary disk to press a positioning steel ball against the tooth profiles; the elastic sheets are positioned above the rotary disk; two grooves are formed on the upper surface of the rotary disk; a recessed top arc is arranged on each elastic sheet; the top arcs of the two elastic sheets are respectively recessed into the two grooves; the top shell covers an installation cavity of the base; the pins are inserted into the top shell; and stationary contacts are positioned on the back surface of the top shell. The program switch of the washing machine has the advantages of simple structure and convenience for operation, the whole switch is sealed by the base and the top shell, and dust difficultly enters the switch.