Theme refers to the material used to express the theme of a work.
Genre refers to the types and styles of all artistic works, and its artistic structure has a certain stable form in history, which is developed with the diversity of art reflecting reality and the aesthetic tasks put forward by artists in works. In China ancient literature, genre refers to the style and rhetoric of poetry.
For example, literary style. Refers to the categories of literary works, such as poems, novels, essays, plays, etc.
Theme is one of the elements of the content of literary works.
There are broad and narrow themes. In a broad sense, theme refers to the field of social life depicted in literary works, that is, a certain aspect of real life, such as industrial theme, rural theme, historical theme, realistic theme and so on. In a narrow sense, theme refers to a set of complete and concrete life materials extracted from the materials, which are used to form artistic images and reflect the theme, that is, written into the social life of the works. In narrative works, the theme includes the plot and environment of the characters. Theme is the basic element of the content of literary works and the basis for generating and expressing themes. The theme consists of objective social life and the author's subjective evaluation of social life, which is the unity of subjectivity and objectivity.