【发布时间】:2019-10-26 16:59:53
【问题描述】:
我有以下代码从数据库中提取图像并显示在 Bootstrap 的轮播中。
<div id="carouselExampleIndicators" class="carousel slide carousel-fade" data-ride="carousel">
<ol class="carousel-indicators">
<?php
$carouselImageSql = "SELECT * FROM indexPageElements WHERE carouseImage = '1'";
$carouselImageResult = mysqli_query($conn, $carouselImageSql);
$i = 0;
while($carouselImageRow = mysqli_fetch_array($carouselImageResult)){
$imageLocation = $carouselImageRow['carouseImageLocation'];
echo '<li data-target="#carouselExampleIndicators" data-slide-to="" ></li>';
?>
</ol>
<div class="carousel-inner" role="listbox">
<?php
if($i == 0){
echo '<div class="carousel-item active">
<img class="d-block img-fluid" src="images/'.$imageLocation.'" alt="First slide">
</div>';
}else{
echo '<div class="carousel-item">
<img class="d-block img-fluid" src="images/'.$imageLocation.'" alt="First slide">
</div>';
}
$i += 1;
}
?>
</div>
<a class="carousel-control-prev" href="#carouselExampleIndicators" role="button" data-slide="prev">
<span class="carousel-control-prev-icon" aria-hidden="true"></span>
<span class="sr-only">Previous</span>
</a>
<a class="carousel-control-next" href="#carouselExampleIndicators" role="button" data-slide="next">
<span class="carousel-control-next-icon" aria-hidden="true"></span>
<span class="sr-only">Next</span>
</a>
</div>
我的问题
我的问题是,一旦从数据库中提取所有图像,轮播就会再次停止显示这些图像。有谁知道如何从数据库中抓取图片并在轮播中显示但同时无限循环?
编辑 1
我做了以下循环它 10 次。但仍然只有10次
<div id="carouselExampleIndicators" class="carousel slide carousel-fade" data-ride="carousel">
<ol class="carousel-indicators">
<?php
$carouselImageSql = "SELECT * FROM indexPageElements WHERE carouseImage = '1'";
$carouselImageResult = mysqli_query($conn, $carouselImageSql);
$carouselImageCount = mysqli_num_rows($carouselImageResult);
$imageLocation = array();
while($carouselImageRow = mysqli_fetch_array($carouselImageResult)){
$imageLocation[] = $carouselImageRow['carouseImageLocation'];
echo '<li data-target="#carouselExampleIndicators" data-slide-to="" ></li>';
}
?>
</ol>
<div class="carousel-inner" role="listbox">
<?php
$i = 0;
for($x = 0; $x <= 10; $x++){
foreach($imageLocation as $loc){
if($i == 0){
echo '<div class="carousel-item active">
<img class="d-block img-fluid" src="images/'.$loc.'" alt="First slide">
</div>';
}else{
echo '<div class="carousel-item">
<img class="d-block img-fluid" src="images/'.$loc.'" alt="First slide">
</div>';
}
$i += 1;
}
}
?>
</div>
<a class="carousel-control-prev" href="#carouselExampleIndicators" role="button" data-slide="prev">
<span class="carousel-control-prev-icon" aria-hidden="true"></span>
<span class="sr-only">Previous</span>
</a>
<a class="carousel-control-next" href="#carouselExampleIndicators" role="button" data-slide="next">
<span class="carousel-control-next-icon" aria-hidden="true"></span>
<span class="sr-only">Next</span>
</a>
</div>
【问题讨论】:
-
getbootstrap.com/docs/4.0/components/carousel/#options --- 在使用之前从数据库中获取所有图片。将它们放在一个数组中。通过循环遍历该数组在轮播中使用它们,应用您需要的选项以使其连续循环。
-
这就是你要找的。 infinite-scroll.com
-
他在寻找什么?这是一个引导轮播,他需要它来循环......
-
@Dammeul 我对数组做了一些尝试。请参阅我的编辑 1。但它仍然只有 10 次。我没有明白你让它无限循环的意思
标签: php bootstrap-4 carousel