求一个最简单或者说,代码最少的jquery slide代码?
功能有向前一个,向后一个,图片切换效果常规就行,带小点导航,
在网上找的代码,如下,目前无法自动开启,自动 开启当鼠标进入图区不暂停,退出不继续,求指教,小白
<!DOCTYPE html>
<html>
<head>
<meta name="viewport" content="width=device-width, initial-scale=1">
<style>
* {box-sizing: border-box}
body {font-family: Verdana, sans-serif; margin:0}
.mySlides {display: none}
img {vertical-align: middle;}
/* Slideshow container */
.slideshow-container {
max-width: 1000px;
position: relative;
margin: auto;
}
/* Next & previous buttons */
.prev, .next {
cursor: pointer;
position: absolute;
top: 50%;
width: auto;
padding: 16px;
margin-top: -22px;
color: white;
font-weight: bold;
font-size: 18px;
transition: 0.6s ease;
border-radius: 0 3px 3px 0;
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);
}
/* Caption text */
.text {
position: absolute;
bottom: -43px;
width: 100%;
height: 43px;
line-height: 43px;
white-space: nowrap;
text-align: center;
background-color: #555
}
.text a{
display: block;
color: #fff;
font-size: 18px;
}
/* Number text (1/3 etc) */
.numbertext {
color: #f2f2f2;
font-size: 12px;
padding: 8px 12px;
position: absolute;
top: 0;
}
/* The dots/bullets/indicators */
.dot_old {
cursor: pointer;
height: 15px;
width: 15px;
margin: 0 2px;
background-color: #bbb;
border-radius: 50%;
display: inline-block;
transition: background-color 0.6s ease;
}
.dot {
display: inline-block;
width: 6px;
height: 6px;
margin-right: 5px;
border-radius: 3px;
box-sizing: border-box;
background-color: #fff;
transition: width .3s;
}
.active, .dot:hover {
width: 10px;
opacity: 1;
background-color: #206cfe;
}
/* Fading animation */
.fade {
animation-name: fade;
animation-duration: 1.5s;
}
@keyframes fade {
from {opacity: .4}
to {opacity: 1}
}
/* On smaller screens, decrease text size */
@media only screen and (max-width: 300px) {
.prev, .next,.text {font-size: 11px}
}
.slide_dot{
position: absolute;
left: 0;
bottom: 10px;
right: 0;
z-index: 3;
font-size: 0;
text-align: center;
margin-top: 6px;
}
</style>
</head>
<body>
<div class="slideshow-container" id="ss">
<div class="mySlides fade">
<div class="numbertext">1 / 3</div>
<img src="img/img_nature_wide.jpeg" style="width:100%">
<div class="text"><a href="#">那到底值不值 点评奔驰GLB 180</a></div>
</div>
<div class="mySlides fade">
<div class="numbertext">2 / 3</div>
<img src="img/img_snow_wide.jpeg" style="width:100%">
<div class="text"><a href="#">那到底值不值 点评奔驰GLB 180</a></div>
</div>
<div class="mySlides fade">
<div class="numbertext">3 / 3</div>
<img src="img/img_mountains_wide.jpeg" style="width:100%">
<div class="text"><a href="#">那到底值不值 点评奔驰GLB 180</a></div>
</div>
<a class="prev" onclick="plusSlides(-1)">❮</a>
<a class="next" onclick="plusSlides(1)">❯</a>
<div class="slide_dot" style="text-align:center">
<span class="dot" onclick="currentSlide(1)"></span>
<span class="dot" onclick="currentSlide(2)"></span>
<span class="dot" onclick="currentSlide(3)"></span>
</div>
</div>
<script src="https://www.w3school.com.cn/jquery/jquery-1.11.1.min.js"></script>
<script>
let slideIndex = 0;
showSlides();
function plusSlides(n) {
showSlides(slideIndex += n);
}
function currentSlide(n) {
showSlides(slideIndex = n);
}
let slide_s=MysetTimeout(showSlides, 2000);
function showSlides(n) {
let i;
let slides = document.getElementsByClassName("mySlides");
let dots = document.getElementsByClassName("dot");
for (i = 0; i < slides.length; i++) {
slides[i].style.display = "none";
}
slideIndex++;
if (slideIndex > slides.length) {slideIndex = 1}
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";
slide_s; // Change image every 2 seconds
}
function MysetTimeout(callback, delay) {
var setTimeoutId, start, remaining = delay;
this.pause = function () {
window.clearTimeout(setTimeoutId);
remaining -= new Date() - start;
};
this.play= function () {
start = new Date();
window.clearTimeout(setTimeoutId);
setTimeoutId= window.setTimeout(callback, remaining);
};
this.play();
}
$("#s").mouseenter(function(){
console.log("pause")
});
$("#s").mouseleave(function(){
console.log("play")
});
</script>
</body>
</html>
回复
1个回答

test
2024-06-29
给你改了一下
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<style>
* {box-sizing: border-box}
body {font-family: Verdana, sans-serif; margin:0}
.mySlides {display: none}
img {vertical-align: middle;}
/* Slideshow container */
.slideshow-container {
max-width: 1000px;
position: relative;
margin: auto;
}
/* Next & previous buttons */
.prev, .next {
cursor: pointer;
position: absolute;
top: 50%;
width: auto;
padding: 16px;
margin-top: -22px;
color: white;
font-weight: bold;
font-size: 18px;
transition: 0.6s ease;
border-radius: 0 3px 3px 0;
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);
}
/* Caption text */
.text {
position: absolute;
bottom: -43px;
width: 100%;
height: 43px;
line-height: 43px;
white-space: nowrap;
text-align: center;
background-color: #555
}
.text a{
display: block;
color: #fff;
font-size: 18px;
}
/* Number text (1/3 etc) */
.numbertext {
color: #f2f2f2;
font-size: 12px;
padding: 8px 12px;
position: absolute;
top: 0;
}
/* The dots/bullets/indicators */
.dot_old {
cursor: pointer;
height: 15px;
width: 15px;
margin: 0 2px;
background-color: #bbb;
border-radius: 50%;
display: inline-block;
transition: background-color 0.6s ease;
}
.dot {
display: inline-block;
width: 6px;
height: 6px;
margin-right: 5px;
border-radius: 3px;
box-sizing: border-box;
background-color: #fff;
transition: width .3s;
}
.active, .dot:hover {
width: 10px;
opacity: 1;
background-color: #206cfe;
}
/* Fading animation */
.fade {
animation-name: fade;
animation-duration: 1.5s;
}
@keyframes fade {
from {opacity: .4}
to {opacity: 1}
}
/* On smaller screens, decrease text size */
@media only screen and (max-width: 300px) {
.prev, .next,.text {font-size: 11px}
}
.slide_dot{
position: absolute;
left: 0;
bottom: 10px;
right: 0;
z-index: 3;
font-size: 0;
text-align: center;
margin-top: 6px;
}
</style>
</head>
<body>
<div class="slideshow-container" id="ss">
<div class="mySlides fade">
<div class="numbertext">1 / 3</div>
<img src="img/img_mountains_wide.jpeg" style="width:100%">
<div class="text"><a href="#">那到底值不值 点评奔驰GLB 180</a></div>
</div>
<div class="mySlides fade">
<div class="numbertext">2 / 3</div>
<img src="img/img_nature_wide.jpeg" style="width:100%">
<div class="text"><a href="#">那到底值不值 点评奔驰GLB 180</a></div>
</div>
<div class="mySlides fade">
<div class="numbertext">3 / 3</div>
<img src="img/img_snow_wide.jpeg" style="width:100%">
<div class="text"><a href="#">那到底值不值 点评奔驰GLB 180</a></div>
</div>
<a class="prev" onclick="plusSlides(-1)">❮</a>
<a class="next" onclick="plusSlides(1)">❯</a>
<div class="slide_dot" style="text-align:center">
<span class="dot" onclick="currentSlide(1)"></span>
<span class="dot" onclick="currentSlide(2)"></span>
<span class="dot" onclick="currentSlide(3)"></span>
</div>
</div>
<script src="https://www.w3school.com.cn/jquery/jquery-1.11.1.min.js"></script>
<script>
let slideIndex = 0;
function plusSlides(n) {
showSlides(slideIndex += n - 1);
}
function currentSlide(n) {
showSlides(slideIndex = n);
}
let slide_s, setTimeoutId
function showSlides() {
let i;
let slides = document.getElementsByClassName("mySlides");
let dots = document.getElementsByClassName("dot");
for (i = 0; i < slides.length; i++) {
slides[i].style.display = "none";
}
slideIndex++;
if (slideIndex > slides.length) {slideIndex = 1}
if(slideIndex < 1){slideIndex = slides.length}
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";
slide_s = MysetTimeout(showSlides, 2000); // Change image every 2 seconds
}
function MysetTimeout(callback, delay) {
var obj = {}
obj.pause = function () {
window.clearTimeout(setTimeoutId);
};
obj.play= function () {
window.clearTimeout(setTimeoutId);
setTimeoutId= window.setTimeout(callback, delay);
};
obj.play();
return obj
}
$("#ss").mouseenter(function(){
console.log("pause")
slide_s.pause()
}).mouseleave(function(){
console.log("play")
slide_s.play()
});
showSlides();
</script>
</body>
</html>
回复

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