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The grid() function of the axes object sets the visibility of the grid in the figure to on or off. It can also display the main/secondary (or both) scales. In addition, you can set the color, linestyle, and linewidth properties in the grid() function.
Refer to the following example code -
# Filename : example.py # Copyright : 2020 By w3codebox # Author by : www.oldtoolbag.com # Date : 2020-08-08 #! /usr/bin/env python #coding=utf-8 import matplotlib.pyplot as plt import numpy as np import math # Display Chinese settings... plt.rcParams['font.sans-serif'] = ['SimHei'] # Step one (replace sans-serif font) plt.rcParams['axes.unicode_minus'] = False # Step two (solve the problem of displaying negative signs of negative numbers on the coordinate axis) fig, axes = plt.subplots(1,3, figsize = (12,4)) x = np.arange(1,11) axes[0].plot(x, x**3, 'g',lw=2) axes[0].grid(True) axes[0].set_title('Default Grid') axes[1].plot(x, np.exp(x), 'r') axes[1].grid(color='b', ls = '-. lw = 0.25) axes[1].set_title('Custom Grid') axes[2].plot(x,x) axes[2].set_title('Without Grid') fig.tight_layout() plt.show()
Execute the above example code to get the following result -