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Manual Slideshow

Displaying a manual slideshow with W3.CSS is very easy.

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Just create many elements with the same class name:









var slideIndex = 1;showDivs(slideIndex);function plusDivs(n) function showDivs(n)   if (n < 1) ;  for (i = 0; i < x.length; i++)   x.style.display = "block"; }

JavaScript Explained

First, mix the slideIndex to lớn 1. (First picture)

Then Gọi showDivs() khổng lồ display the first image.

When the user clicks one of the buttons call plusDivs().

The plusDivs() function subtracts one or  adds one to the slideIndex.

The showDiv() function hides (display="none") all elements with the class name "mySlides", và displays (display="block") the element with the given slideIndex.

If the slideIndex is higher than the number of elements (x.length), the slideIndex is phối khổng lồ zero.

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If the slideIndex is less than 1 it is set to lớn number of elements (x.length).





var slideIndex = 0;carousel();function carousel()   slideIndex++;  if (slideIndex > x.length)   x.style.display = "block";   setTimeout(carousel, 2000); // Change image every 2 seconds}
 
 

Did You Know?

 

We plan khổng lồ sell trips khổng lồ the moon in the 2020s


Add a caption text for each image slide with the w3-display-* classes (topleft, topmiddle, topright, bottomleft, bottommiddle, bottomright, left, right or middle):



   
    French Alps 


Slideshow Indicators

An example of using buttons to indicate how many slides there are in the slideshow, & which slide the user is currently viewing.





         

       
   
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Try It Yourself »

Images as Indicators

An example of using images as indicators:


Example


       
   
         
   
         
   
         
 

Try It Yourself »

Multiple Slideshows on the Same Page

To operate multiple slideshows on one page, you must class the members of each slideshow group with different classes:


Example



Try It Yourself »

Animated Slides

Slide or fade in an element from the top, bottom, left or right of the screen with the w3-animate-* classes.


Example



Try It Yourself »

Faded Animation

The w3-animate-fading class fades an element in and out (takes about 10 seconds).


Example



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