Search HTML table with JS and jQuery

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I made a table and wanted to make it searchable, so I googled and looked here at starckoverflow.
But somehow, the things I've found, that should work, dont work for me?

Here is the code, both HTML and JS.

<!DOCTYPE html>
<html class="no-js" lang="en">
<head>
    <meta charset="utf-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <meta name="author" content="C.Palma" />
    <meta name="content" content="World of Warcraft. Characters. Project. Learn 2 Code." />

    <title>World of Warcraft Characters.</title>

    <link rel="stylesheet" href="css/foundation.css" />
    <script src="js/modernizr.js"></script>

    <script type="text/javascript">
        // When document is ready: this gets fired before body onload <img src='http://blogs.digitss.com/wp-includes/images/smilies/icon_smile.gif' alt=':)' class='wp-smiley' />
        $(document).ready(function(){
            // Write on keyup event of keyword input element
            $("search").keyup(function(){
                // When value of the input is not blank
                if( $(this).val() != "")
                {
                    // Show only matching TR, hide rest of them
                    $("#table tbody tr").hide();
                    $("#table td:contains-ci('" + $(this).val() + "')").parent("tr").show();
                }
                else
                {
                    // When there is no input or clean again, show everything back
                    $("#table tbody tr").show();
                }
            });
        });
        // jQuery expression for case-insensitive filter
        $.extend($.expr[":"],
                {
                    "contains-ci": function(elem, i, match, array)
                    {
                        return (elem.textContent || elem.innerText || $(elem).text() || "").toLowerCase().indexOf((match[3] || "").toLowerCase()) >= 0;
                    }
                });
    </script>

</head>
<body>

    <div class="row large-centered">
        <h1>World of Warcraft characters. <small>Mine and my brothers, we share.</small></h1>
    </div>
    <div class="row large-centered">
        <input type="text" id="search" placeholder="Type to search..." />
        <table id="table" width="100%">
            <thead>
                <tr>
                    <th>Character name</th>
                    <th>Class</th>
                    <th>Realm</th>
                </tr>
            </thead>
            <tbody>
            <tr>
                <td>Benjamin.</td>
                <td>Rogue.</td>
                <td>Uldum ES.</td>
            </tr>
            <tr>
                <td>Cachoito.</td>
                <td>Hunter.</td>
                <td>Agamaggan EN.</td>
            </tr>
            <tr>
                <td>Contemplario.</td>
                <td>Paladin.</td>
                <td>Uldum ES.</td>
            </tr>
            <tr>
                <td>Elthron.</td>
                <td>Death Knight.</td>
                <td>Agamaggan ES.</td>
            </tr>
            <tr>
                <td>Giloh.</td>
                <td>Priest.</td>
                <td>Agamaggan EN.</td>
            </tr>
            <tr>
                <td>Kitialamok.</td>
                <td>Warrior.</td>
                <td>Agamaggan EN.</td>
            </tr>
            <tr>
                <td>Magustroll.</td>
                <td>Mage.</td>
                <td>Agamaggan EN.</td>
            </tr>
            <tr>
                <td>Marselus.</td>
                <td>Mage.</td>
                <td>Uldum ES.</td>
            </tr>
            <tr>
                <td>Mistrala.</td>
                <td>Warrior.</td>
                <td>Uldum ES.</td>
            </tr>
            <tr>
                <td>Suavemente.</td>
                <td>Warrior.</td>
                <td>Agamaggan EN.</td>
            </tr>
            <tr>
                <td>Tittus.</td>
                <td>Monk.</td>
                <td>Agamaggan EN.</td>
            </tr>
            <tr>
                <td>Yarlokk.</td>
                <td>Warlock.</td>
                <td>Uldum ES.</td>
            </tr>
            </tbody>
        </table>
    </div>

    <script src="js/jquery.js"></script>
    <script src="js/foundation.min.js"></script>
    <script>
        $(document).foundation();
    </script>

</body>
</html>
5 Answers

The ways posted were a little slow for my table. I came up with a different solution that seems to be much faster.

If you want to search through every cell you can add an attribute to the cell (I used data-name), ex:<td data-name="john smith">John Smith</td>. Then you can use this javascript code:

$("#search").keyup(function() {
  var val = this.value.trim().toLowerCase();
  if ('' != val) {
    var split = val.split(/\s+/);
    var selector = 'td';
    for(var i=0;i<split.length;i++){
      selector = selector+'[data-name*='+split[i]+']';
    }
    $('tr').hide();
    $(selector).closest('tr').show();
  } else {
    $('tr').show();
  }
});

If you just want to search a rows for a single attribute you can just add the attribute to the row like <tr data-name="john smith"><td>John Smith</td><td>...</td></tr> and use the following:

$("#search").keyup(function() {
  var val = this.value.trim().toLowerCase();
  if ('' != val) {
    var split = val.split(/\s+/);
    var selector = 'tr';
    for(var i=0;i<split.length;i++){
      selector = selector+'[data-name*='+split[i]+']';
    }
    $('tr').hide();
    $(selector).show();
  } else {
    $('tr').show();
  }
});

Hope that helps!

I used this precise code snippet in my project to make table searchable

<script>
    $(document).ready(function () {
        $("#input").on("keyup", function () { //here #input textbox id 
            var value = $(this).val().toLowerCase();
            $("#table tr").filter(function () { //here #table table body id 
                $(this).toggle($(this).text().toLowerCase().indexOf(value) > -1)
            });
        });
    });
</script>

and don't forget to add this

<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.4.1/jquery.min.js"></script>
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