7.23. Bootstrap5 rotation

Release time ： 2025-10-25 13:35:29 UTC      

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Rotation is a circular slide show:

7.23.1. How to create a carousel

The following example creates a simple image rotation effect:

Example

7.23.2. Add a description to the rotated picture

In each

class="carousel-item"> add inside
class="carousel-caption"> to set the description text of the rotated picture:

Example 


  
  

        
Title of the first image description

        
The content of the first image description is displayed here！！！

The class description used in the above example

Class

Description

.carousel

Create a carousel

.carousel-indicators

Add an indicator to the rotation, that is, the dots at the bottom of the rotation chart, and the process of rotation can show the current number of pictures.

.carousel-inner

Add a picture to switch

.carousel-item

Specify the content of each picture

.carousel-control-prev

Add the button on the left and click to return to the previous one.

.carousel-control-next

Add the button on the right and click to switch to the next one.

.carousel-control-prev-icon

Used with .carousel-control-prev, set the button on the left

.carousel-control-next-icon

Used with .carousel-control-next, set the button on the right

.slide

Toggle the transition and animation effects of the picture, and if you don’t need this effect, you can delete this class.

Article link ： 7.23. Bootstrap5 rotation

Principles and Applications of WebGIS

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Principles, Technologies, and Methods of Geographic Information Systems

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In recent years, Geographic Information Systems (GIS) have undergone rapid development in both theoretical and practical dimensions. GIS has been widely applied for modeling and decision-making support across various fields such as urban management, regional planning, and environmental remediation, establishing geographic information as a vital component of the information era. The introduction of the “Digital Earth” concept has further accelerated the advancement of GIS, which serves as its technical foundation. Concurrently, scholars have been dedicated to theoretical research in areas like spatial cognition, spatial data uncertainty, and the formalization of spatial relationships. This reflects the dual nature of GIS as both an applied technology and an academic discipline, with the two aspects forming a mutually reinforcing cycle of progress.