我正在尝试创建一个过滤器搜索栏,它可以工作,但“无结果”页面却不能。我尝试过显示“无结果”,但是无论我做什么,都没有。 (jquery / javascript)非常感谢您的帮助!这是我的代码:
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.4.1/jquery.min.js"></script>
<div align="right"class="live-search-bar">
<input class="search-bar" id="searchbar" type="text" placeholder="Search for a game..">
</div>
<div id="button-container">
<div>
<button class="games-button">Oranges</button>
</div>
<div>
<button class="games-button">Bananas</button>
</div>
<div>
<button class="games-button">Apples</button>
</div>
<script>
$(document).ready(function(){
$("#searchbar").on("keyup", function() {
var value = $(this).val().toLowerCase();
$("#button-container button").filter(function() {
$(this).toggle($(this).text().toLowerCase().indexOf(value) > -1)
// No Results, Not working
$('.noresults').remove();
$("#button-container").each(function () {
if ($(this).children(':visible').length == 0)
$(this).append('<em>No Results</em>');
});
});
});
});
</script>
这里有解决方案
$(document).ready(function(){
$('.noresults').hide();
$("#searchbar").on("keyup", function() {
var value = $(this).val().toLowerCase();
$("#button-container button").filter(function() {
$(this).toggle($(this).text().toLowerCase().indexOf(value) > -1)
$('.noresults').hide();
var noResult = true;
$("#button-container").children('div').each(function () {
if ($(this).children(':visible').length != 0) {
noResult = false;
}
});
if (noResult) {
$('.noresults').show();
}
});
});
});
<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
<div align="right"class="live-search-bar">
<input class="search-bar" id="searchbar" type="text" placeholder="Search for a game..">
</div>
<div id="button-container">
<div>
<button class="games-button">Oranges</button>
</div>
<div>
<button class="games-button">Bananas</button>
</div>
<div>
<button class="games-button">Apples</button>
</div>
</div>
<div class="noresults">
No Results
</div>
您需要通过div
遍历每个button-container
$("#button-container").children('div').each(function () {});
希望这对您有帮助