Introduction - If you have any usage issues, please Google them yourself
How to read the data textread, for example, through x textread ( x_inlet.txt ) we can store the data in the file x_inlet.txt into the array x, and the dimension and size of x will automatically match the file x_inlet.txt match.
How to plot two-dimensional plot plot, for example plot (x, y, ob- , linewidth , 2) can draw a two-dimensional curve with xy as the vertical and horizontal, respectively. The line type is determined by ob-.