JSFiddle - React, Tailwind, and code Playground

by stanney

HTML

<div data-role="header" data-theme="a" data-position="fixed">
        <a href="index.html" data-rel="back" data-icon="arrow-l">Back</a>
        <h1>Body Pressure</h1>
        <div data-role="navbar">
            <ul>
                <li><a href="#" data-href="tab-1" class="ui-btn-active">全部</a></li>
                <li><a href="#" data-href="tab-2">校園</a></li>
                <li><a href="#" data-href="tab-3">在地</a></li>
                <li><a href="#" data-href="tab-4">好康</a></li>
            </ul>
        </div><!-- /navbar -->
    </div><!-- /header -->
    
        <div class="tab-container" id="tabs">
            <div id="tab-1" class="tab-page"  data-unit-id="1">
            <div data-role="content">
                <a href="#manual-popup" class="manual" data-rel="popup" data-role="button"><img src="css/images/manual.gif" height="25" width="200" align="left"/></a>
                <a id= "bluetooth" onclick="BP_bluetooth()" data-role="button"><img src="css/images/bluetooth.gif" height="25" width="200" align="left"/></a>
                <a  onclick="getdata()" data-role="button">獲取藍牙資料</a>
                <a onclick="clickButton()" data-role="button"><img src="css/images/nfc.gif" height="25" width="200" align="left"/></a>
                <table id="datatable" width="240">
                    <tr>
                        <td width="100" class="td01">月份</td>
                        <td width="100" class="td01">DIA</td>
                        <td width="100" class="td01">SIS</td>
                    </tr>
                </table>
            </div>
            <div data-role="popup" id="manual-popup" class="ui-content" data-theme="a">
                <form name="BP_manual-form" id="BP_manual-form" action="#">
                    <div data-role="fieldcontain">
                        <label for="input-systolic">Systolic(mmHg)</label>
                        <input type="hidden" name="noteId" id="noteId" value="">
                        <input...

JavaScript

console.log($('.tab-container').find("div:first"));