Hacer que la imagen se cambie automaticamente
Publicado por Señor X (1 intervención) el 26/12/2018 22:58:13
¿Cómo puedo hacer que estas imágenes se cambien cada 2 segundos automaticamente?
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<!DOCTYPE html>
<html>
<meta name="viewport" content="width=device-width, initial-scale=1">
<style>
body {font-family: Arial;
margin: 0;}* {
box-sizing: border-box;
}img {vertical-align: middle;
}/* Position the image container (needed to position the left and right arrows) */.container {
position: relative;}/* Hide the images by default */.mySlides {
display: none;}/* Add a pointer when hovering over the thumbnail images */.cursor {
cursor: pointer;}/* Next & previous buttons */.prev,
.next {
cursor: pointer; position: absolute;top: 40%;
width: auto; padding: 16px;margin-top: -50px;
color: white;font-weight: bold;
font-size: 20px;
border-radius: 0 3px 3px 0;
user-select: none;
-webkit-user-select: none;
}/* Position the "next button" to the right */.next {
right: 0;border-radius: 3px 0 0 3px;
}/* On hover, add a black background color with a little bit see-through */.prev:hover,
.next:hover {
background-color: rgba(0, 0, 0, 0.8);
}/* Number text (1/3 etc) */.numbertext {
color: #f2f2f2;
font-size: 12px;
padding: 8px 12px; position: absolute; top: 0;}/* Container for image text */.caption-container {
text-align: center;
background-color: #222;
padding: 2px 16px; color: white;}.row:after {
content: "";
display: table; clear: both;}/* Six columns side by side */.column {
float: left;width: 16.66%;
}/* Add a transparency effect for thumnbail images */.demo {
opacity: 0.6;
}.active,
.demo:hover {
opacity: 1;}</style>
<body>
<h2 style="text-align:center">Slideshow Gallery</h2>
<div class="container">
<div class="mySlides">
<div class="numbertext">1 / 6</div>
<img src="img_woods_wide.jpg" style="width:100%">
</div>
<div class="mySlides">
<div class="numbertext">2 / 6</div>
<img src="img_5terre_wide.jpg" style="width:100%">
</div>
<div class="mySlides">
<div class="numbertext">3 / 6</div>
<img src="img_mountains_wide.jpg" style="width:100%">
</div>
<div class="mySlides">
<div class="numbertext">4 / 6</div>
<img src="img_lights_wide.jpg" style="width:100%">
</div>
<div class="mySlides">
<div class="numbertext">5 / 6</div>
<img src="img_nature_wide.jpg" style="width:100%">
</div>
<div class="mySlides">
<div class="numbertext">6 / 6</div>
<img src="img_snow_wide.jpg" style="width:100%">
</div>
<a class="prev" onclick="plusSlides(-1)">❮</a>
<a class="next" onclick="plusSlides(1)">❯</a>
<div class="caption-container">
<p id="caption"></p>
</div>
<div class="row">
<div class="column">
<img class="demo cursor" src="img_woods.jpg" style="width:100%" onclick="currentSlide(1)" alt="The Woods">
</div>
<div class="column">
<img class="demo cursor" src="img_5terre.jpg" style="width:100%" onclick="currentSlide(2)" alt="Cinque Terre">
</div>
<div class="column">
<img class="demo cursor" src="img_mountains.jpg" style="width:100%" onclick="currentSlide(3)" alt="Mountains and fjords">
</div>
<div class="column">
<img class="demo cursor" src="img_lights.jpg" style="width:100%" onclick="currentSlide(4)" alt="Northern Lights">
</div>
<div class="column">
<img class="demo cursor" src="img_nature.jpg" style="width:100%" onclick="currentSlide(5)" alt="Nature and sunrise">
</div>
<div class="column">
<img class="demo cursor" src="img_snow.jpg" style="width:100%" onclick="currentSlide(6)" alt="Snowy Mountains">
</div>
</div>
</div>
<script>
var slideIndex = 1;showSlides(slideIndex);
function plusSlides(n) {
showSlides(slideIndex += n);
}function currentSlide(n) {
showSlides(slideIndex = n);
}function showSlides(n) {
var i;
var slides = document.getElementsByClassName("mySlides");
var dots = document.getElementsByClassName("demo");
var captionText = document.getElementById("caption");
if (n > slides.length) {slideIndex = 1}
if (n < 1) {slideIndex = slides.length}
for (i = 0; i < slides.length; i++) {
slides[i].style.display = "none";
}for (i = 0; i < dots.length; i++) {
dots[i].className = dots[i].className.replace(" active", "");
}slides[slideIndex-1].style.display = "block";
dots[slideIndex-1].className += " active";
captionText.innerHTML = dots[slideIndex-1].alt;
}</script>
</body>
</html>
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