JSFiddle - React, Tailwind, and code Playground

HTML

<table id="table">
    <tr role="row" class="even">
        <td>
            <input type="checkbox" id="valj1" checked>
        </td>
        <td>Generell grupp</td>
        <td><a href="/Home/DeviceDetails?uuid=2b9fe569-dd6a-403c-b973-fd577acf12b1">IKT Ipad11-    Mirko</a>
        </td>
        <td>Grundinställningar</td>
    </tr>
    <tr role="row" class="even">
        <td>
            <input type="checkbox" id="valj2">
        </td>
        <td>Generell grupp</td>
        <td><a href="/Home/DeviceDetails?uuid=2b9fe569-dd6a-403c-b973-fd577acf12b5">IKT Ipad11-    Mirko</a>
        </td>
        <td>Grundinställningar</td>
    </tr>
    <tr role="row" class="even">
        <td>
            <input type="checkbox" id="valj3">
        </td>
        <td>Generell grupp</td>
        <td><a href="/Home/DeviceDetails?uuid=2b9fe569-dd6a-403c-b973-fd577acf12b5">IKT Ipad11-    Mirko</a>
        </td>
        <td>Grundinställningar</td>
    </tr>
    <tr role="row" class="even">
        <td>
            <input type="checkbox" id="valj4" checked>
        </td>
        <td>Generell grupp</td>
        <td><a href="/Home/DeviceDetails?uuid=2b9fe569-dd6a-403c-b973-fd577acf12b2">IKT Ipad11-    Mirko</a>
        </td>
        <td>Grundinställningar</td>
    </tr>
    <tr role="row" class="even">
        <td>
            <input type="checkbox" id="valj5">
        </td>
        <td>Generell grupp</td>
        <td><a href="/Home/DeviceDetails?uuid=2b9fe569-dd6a-403c-b973-fd577acf12b5">IKT Ipad11-    Mirko</a>
        </td>
        <td>Grundinställningar</td>
    </tr>
    <tr role="row" class="even">
        <td>
            <input type="checkbox" id="valj6">
        </td>
        <td>Generell grupp</td>
        <td><a href="/Home/DeviceDetails?uuid=2b9fe569-dd6a-403c-b973-fd577acf12b5">IKT Ipad11-    Mirko</a>
        </td>
        <td>Grundinställningar</td>
    </tr>
    <tr role="row" class="even">
        <td>
            <input type="checkbox" id="valj7" checked>
       ...

JavaScript

var ids = [];
    $("#table input:checkbox:checked").each(function () {
        var uuid = getParameter($(this).closest('tr').find('a').eq(0).attr('href'))
        ids.push(uuid);
    });

    function getParameter(url) {
        var regex = new RegExp("[\\?&]uuid=([^&#]*)"),
            results = regex.exec(url);
        return results === null ? "" : decodeURIComponent(results[1].replace(/\+/g, " "));
    }
    console.log(ids);