Dav*_*ins 3 javascript css media-queries
我正在使用这个脚本:
var swiper = new Swiper('.swiper', {
slidesPerView: 3,
spaceBetween: 50,
});
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当屏幕宽度小于 1000px 时,我希望“slidesPerView:3”更改为“slidesPerView:2”,当屏幕宽度小于 500px 时更改为“slidesPerView:1”。
由于我对 javascript 语法一无所知,请通过编写完整代码来帮助我。
谢谢你的帮助。
编辑:
谢谢大家的回复。
虽然我仍然无法让它工作......
波纹管是完整的脚本。
我究竟做错了什么???
var swiper2 = new Swiper('.swiper2', {
slidesPerView: 3,
spaceBetween: 50,
freeMode: true,
loop: true,
nextButton: '.swiper-button-next',
prevButton: '.swiper-button-prev',
breakpoints: {
// when window width is <= 499px
499: {
slidesPerView: 1,
spaceBetweenSlides: 30
},
// when window width is <= 999px
999: {
slidesPerView: 2,
spaceBetweenSlides: 40
}
}
});
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如 所述A Wolff,首先检查文档并使用该breakpoints方法,例如:
var swiper = new Swiper('.swiper', {
// Default parameters
slidesPerView: 3,
spaceBetween: 50,
// Responsive breakpoints
breakpoints: {
// when window width is <= 499px
499: {
slidesPerView: 1,
spaceBetweenSlides: 50
},
// when window width is <= 999px
999: {
slidesPerView: 2,
spaceBetweenSlides: 50
}
}
});
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因为它是一个less than or equal to方程,所以只要去掉一个像素,一旦它低于 500 像素(又名 499 像素),重新调整和 1000 相同。
我把spaceBetweenSlides留在那里让你弄乱,但如果你想把它保持在50,请随意从breakpoints.
编辑
查看网站后,有几件事需要更改:
head,而不是内联两个幻灯片(只需要调用一次,放在jQuery脚本标签下面)DOM,script通过滑块移除标签并将其放入head这是我设置 Swipers 的方法:
<script src="http://ajax.googleapis.com/ajax/libs/jquery/2.0.0/jquery.min.js"></script>
<!-- Add this part below the jQuery script call -->
<script src="js/slideshow-swiper.min.js"></script>
<script>
// Once the DOM has loaded, attach the Swiper(s)
$(function(){
var swiper_banner = new Swiper('#slideshow_banner', {
pagination: '.swiper-pagination',
paginationClickable: true,
loop: true
});
var swiper_services = new Swiper('#slideshow_services', {
slidesPerView: 3,
spaceBetween: 50,
freeMode: true,
loop: true,
nextButton: '.swiper-button-next',
prevButton: '.swiper-button-prev',
breakpoints: {
// when window width is <= 499px
499: {
slidesPerView: 1,
spaceBetweenSlides: 30
},
// when window width is <= 999px
999: {
slidesPerView: 2,
spaceBetweenSlides: 40
}
}
});
});
</script>
<!-- Continue loading fonts, etc -->
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不要在其中添加两次 jQuery 文件,只需将其放在那里作为参考点。此外,两个容器具有相同的 ID,这不是有效的 HTML,因此更改 ID 并以这种方式附加 Swipers。所以现在你的容器将是这样的:
<div class="swiper-container" id="slideshow_banner"><!-- Code --></div>
...
<div class="swiper-container" id="slideshow_services"><!-- Code --></div>
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更新后,它应该会自行修复,但是我无法在您的网站上对其进行实时测试,因此一旦您更新了代码,请告诉我,我会看一下。
编辑 1.1
似乎该breakpoints方法是函数中真正的“断点”,因为它有一种奇怪的方式来处理Object传递的值,因此会在浏览器中给出不同的结果,所以通过使用该onResize()方法和一些 JS,让我们解决这个问题:
<script>
// Once the DOM has loaded, attach the Swiper(s)
$(function(){
var swiper_banner = new Swiper('#slideshow_banner', {
pagination: '.swiper-pagination',
paginationClickable: true,
loop: true
});
var swiper_services = new Swiper('#slideshow_services', {
slidesPerView: 3,
spaceBetween: 50,
freeMode: true,
loop: true,
nextButton: '.swiper-button-next',
prevButton: '.swiper-button-prev'
});
// Breakpoints
$(window).on('resize', function(){
var width = $(window).width();
if(width < 1000 && width >= 500) {
swiper_services.params.slidesPerView = 2;
swiper_services.params.spaceBetween = 40;
} else if(width < 500) {
swiper_services.params.slidesPerView = 1;
swiper_services.params.spaceBetween = 30;
} else {
swiper_services.params.slidesPerView = 3;
swiper_services.params.spaceBetween = 50;
}
swiper_services.onResize();
}).resize();
});
</script>
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那里,应该这样做。我在 Chrome、FF 和 IE9+ 上进行了测试,并且运行良好。
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