"Filtering with search field - Isotope"
Bootstrap 4.1.1 Snippet by trinhquan

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<link href="//maxcdn.bootstrapcdn.com/bootstrap/4.1.1/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css">
<script src="//maxcdn.bootstrapcdn.com/bootstrap/4.1.1/js/bootstrap.min.js"></script>
<script src="//cdnjs.cloudflare.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script>
<!------ Include the above in your HEAD tag ---------->
<script src="https://unpkg.com/isotope-layout@3/dist/isotope.pkgd.min.js"></script>
<h1>Isotope - filtering with search field</h1>
<p><input type="text" class="quicksearch" placeholder="Search" /></p>
<div class="grid">
<div class="element-item transition metal " data-category="transition">
<h3 class="name">Mercury</h3>
<p class="symbol">Hg</p>
<p class="number">80</p>
<p class="weight">200.59</p>
</div>
<div class="element-item metalloid " data-category="metalloid">
<h3 class="name">Tellurium</h3>
<p class="symbol">Te</p>
<p class="number">52</p>
<p class="weight">127.6</p>
</div>
<div class="element-item post-transition metal " data-category="post-transition">
<h3 class="name">Bismuth</h3>
<p class="symbol">Bi</p>
<p class="number">83</p>
<p class="weight">208.980</p>
</div>
<div class="element-item post-transition metal " data-category="post-transition">
<h3 class="name">Lead</h3>
<p class="symbol">Pb</p>
<p class="number">82</p>
<p class="weight">207.2</p>
</div>
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* { box-sizing: border-box; }
body {
font-family: sans-serif;
}
/* ---- input ---- */
input[type="text"] {
font-size: 20px;
}
/* ---- isotope ---- */
.grid {
border: 1px solid #333;
}
/* clear fix */
.grid:after {
content: '';
display: block;
clear: both;
}
/* ---- .element-item ---- */
.element-item {
position: relative;
float: left;
width: 100px;
height: 100px;
margin: 5px;
padding: 10px;
background: #888;
color: #262524;
}
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// quick search regex
var qsRegex;
// init Isotope
var $grid = $('.grid').isotope({
itemSelector: '.element-item',
layoutMode: 'fitRows',
filter: function() {
return qsRegex ? $(this).text().match( qsRegex ) : true;
}
});
// use value of search field to filter
var $quicksearch = $('.quicksearch').keyup( debounce( function() {
qsRegex = new RegExp( $quicksearch.val(), 'gi' );
$grid.isotope();
}, 200 ) );
// debounce so filtering doesn't happen every millisecond
function debounce( fn, threshold ) {
var timeout;
threshold = threshold || 100;
return function debounced() {
clearTimeout( timeout );
var args = arguments;
var _this = this;
function delayed() {
fn.apply( _this, args );
}
timeout = setTimeout( delayed, threshold );
};
}
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