敦煌文献中的识字类蒙书,开民间通俗实用的“杂字类”识字教材之先河,在中国俗文化史特别是俗教育史上具有重要价值。本文详细分析了敦煌写本《开蒙要训》和台湾现存《四字杂言》的编者与时代、形式与内容、价值与影响,特别辨析了《四言杂字》的台湾风土特色,认为这类民间通俗“杂字书”具有通俗、实用及乡土特色,是研究俗文化和俗语言的宝贵材料。 Literary classics in Dunhuang literary works have great value in the history of popular culture in China, especially in vulgar education. This paper analyzes in detail the editors and the times, forms and contents, values ​​and influences of Dunhuang Manuscripts on Open Preface to the Book of Merit and the existing “Four-character Miscellaneous Words” in Taiwan. In particular, this paper analyzes the Taiwanese terroir features of “four-character miscellaneous characters” Popular folk “Miscellaneous books ” has a popular, practical and native features, is a study of popular culture and vulgar language of precious material.