The invention discloses a washing and drying machine having a clothing care function and relates to the technical field of washing machines.The washing and drying machine is invented for solving the problem of the poor effect of removing dust and smoke particles on clothing of a washing machine in the prior art.The washing and drying machine having the clothing care function comprises an inner tub, an outer tub, an air channel communicated with the inner tub, a fan arranged in the air channel, a water box, a condenser and a heating device, wherein the water box, the condenser and the heating device are arranged in the air channel and are communicated in sequence, the fan can suck air in the inner tub into the air channel, air inlets of the water box include a first air inlet and a second air inlet, the first air inlet and the second air inlet are communicated with the inner tub, a first valve for controlling air flowing direction is arranged on the air channel between the inner tub and the water inlets of the water box, filtering water is arranged in the water box, air flowing from the first air inlet can be filtered by the filtering water, and air from the second air inlet can be guided to the condenser.The washing and drying machine having the clothing care function is used for washing and drying clothing.