1. A handwriting recognition method executable by at least one processor of an electronic device, the method comprising: recognizing a handwriting in a handwriting input area and displaying the recognized handwriting in the handwriting input area; determining whether any part of the handwriting in the handwriting input area is in contact with one of borders of the handwriting input area; determining whether a preset slide operation is applied to the handwriting input area when determining any part of the handwriting in the handwriting input area is in contact with one of borders of the handwriting input area; adding a new handwriting input area according to the slide operation when the preset slide operation is applied to the handwriting input area; recognizing a handwriting in the new handwriting input area and displaying the recognized handwriting in the new handwriting input area; determining whether a handwriting input is finished; combining the handwritings in the handwriting input area and in the new handwriting input area to form a complete word upon determining that the handwriting input is finished; and displaying the complete word.