As shown in the figure:

Cursive script is a font of Chinese characters, which has both broad and narrow meanings. In a broad sense, regardless of the age, all scribbled words are regarded as cursive. Narrow sense, that is, as a specific font, was formed in the Han Dynasty and evolved on the basis of official script for the sake of simple writing.

writing method of cursive script

In order to facilitate writing, after a long and established process, especially in the period of the transformation from seal script to official script, the number of popular cursive characters gradually increased, and the writing method gradually unified. After the process from quantitative change to qualitative change, cursive script with statutes was finally produced, that is, Zhangcao, and then further developed into modern grass. The narrow cursive script refers to Zhangcao and modern grass.