Grab RTO Codes from webpage.

main.js

let htmlString = `
<table>
<tbody>
<tr>
<td>TN-01</td>
<td>Chennai&nbsp;(Central):&nbsp;Ayanavaram</td>
<td>RTO</td>
<td>Chennai</td>
</tr>
<tr>
<td>TN-02</td>
<td>Chennai&nbsp;(North West):&nbsp;Anna Nagar</td>
<td>RTO</td>
<td>Chennai</td>
</tr>
<tr>
<td>TN-03</td>
<td>Chennai&nbsp;(North East):&nbsp;Tondiarpet</td>
<td>RTO</td>
<td>Chennai</td>
</tr>
<tr>
<td>TN-04</td>
<td>Chennai&nbsp;(East):&nbsp;Royapuram</td>
<td>RTO</td>
<td>Chennai</td>
</tr>
<tr>
<td>TN-05</td>
<td>Chennai&nbsp;(North):&nbsp;Kolathur</td>
<td>RTO</td>
<td>Chennai</td>
</tr>
<tr>
<td>TN-06</td>
<td>Chennai&nbsp;(South East):&nbsp;Mandavelli</td>
<td>RTO</td>
<td>Chennai</td>
</tr>
<tr>
<td>TN-07</td>
<td>Chennai&nbsp;(South):&nbsp;Adyar</td>
<td>RTO</td>
<td>Chennai</td>
</tr>
<tr>
<td>TN-09</td>
<td>Chennai&nbsp;(West):&nbsp;K. K. Nagar</td>
<td>RTO</td>
<td>Chennai</td>
</tr>
<tr>
<td>TN-10</td>
<td>Chennai&nbsp;(South West):&nbsp;Virugambakkam</td>
<td>RTO</td>
<td>Chennai</td>
</tr>
<tr>
<td>TN-11</td>
<td>Tambaram</td>
<td>RTO</td>
<td>Chengalpattu</td>
</tr>
<tr>
<td>TN-12</td>
<td>Poonamallee</td>
<td>RTO</td>
<td>Chennai</td>
</tr>
<tr>
<td>TN-13</td>
<td>Ambattur</td>
<td>RTO</td>
<td>Chennai</td>
</tr>
<tr>
<td>TN-14</td>
<td>Sholinganallur</td>
<td>RTO</td>
<td>Chennai</td>
</tr>
<tr>
<td>TN-15</td>
<td>Ulundurpet</td>
<td>RTO</td>
<td>Kallakurichi</td>
</tr>
<tr>
<td>TN-15Z</td>
<td>Kallakurichi</td>
<td>UO</td>
<td>Kallakurichi</td>
</tr>
<tr>
<td>TN-16</td>
<td>Tindivanam</td>
<td>RTO</td>
<td>Villupuram</td>
</tr>
<tr>
<td>TN-16Z</td>
<td>Gingee</td>
<td>UO</td>
<td>Villupuram</td>
</tr>
<tr>
<td>TN-18</td>
<td>Red Hills</td>
<td>RTO</td>
<td>Chennai</td>
</tr>
<tr>
<td>TN-18Y</td>
<td>Gummidipoondi</td>
<td>UO</td>
<td>Tiruvallur</td>
</tr>
<tr>
<td>TN-19</td>
<td>Chengalpattu</td>
<td>RTO</td>
<td>Chengalpattu</td>
</tr>
<tr>
<td>TN-19Z</td>
<td>Madurantakam</td>
<td>UO</td>
<td>Chengalpattu</td>
</tr>
<tr>
<td>TN-20</td>
<td>Tiruvallur</td>
<td>RTO</td>
<td>Tiruvallur</td>
</tr>
<tr>
<td>TN-20X</td>
<td>Thiruthani</td>
<td>UO</td>
<td>Tiruvallur</td>
</tr>
<tr>
<td>TN-21</td>
<td>Kanchipuram</td>
<td>RTO</td>
<td>Kanchipuram</td>
</tr>
<tr>
<td>TN-22</td>
<td>Meenambakkam</td>
<td>RTO</td>
<td>Chennai</td>
</tr>
<tr>
<td>TN-23</td>
<td>Vellore</td>
<td>RTO</td>
<td>Vellore</td>
</tr>
<tr>
<td>TN-23T</td>
<td>Gudiyatham</td>
<td>UO</td>
<td>Vellore</td>
</tr>
<tr>
<td>TN-24</td>
<td>Krishnagiri</td>
<td>RTO</td>
<td>Krishnagiri</td>
</tr>
<tr>
<td>TN-25</td>
<td>Thiruvannamalai</td>
<td>RTO</td>
<td>Thiruvannamalai</td>
</tr>
<tr>
<td>TN-27</td>
<td>Salem</td>
<td>Not In Use</td>
<td>Salem</td>
</tr>
<tr>
<td>TN-28</td>
<td>Namakkal&nbsp;(North)</td>
<td>RTO</td>
<td>Namakkal</td>
</tr>
<tr>
<td>TN-28Z</td>
<td>Rasipuram</td>
<td>UO</td>
<td>Namakkal</td>
</tr>
<tr>
<td>TN-29</td>
<td>Dharmapuri</td>
<td>RTO</td>
<td>Dharmapuri</td>
</tr>
<tr>
<td>TN-29W</td>
<td>Palacode</td>
<td>UO</td>
<td>Dharmapuri</td>
</tr>
<tr>
<td>TN-29Z</td>
<td>Harur</td>
<td>UO</td>
<td>Dharmapuri</td>
</tr>
<tr>
<td>TN-30</td>
<td>Salem&nbsp;(West)</td>
<td>RTO</td>
<td>Salem</td>
</tr>
<tr>
<td>TN-30W</td>
<td>Omalur</td>
<td>UO</td>
<td>Salem</td>
</tr>
<tr>
<td>TN-31</td>
<td>Cuddalore</td>
<td>RTO</td>
<td>Cuddalore</td>
</tr>
<tr>
<td>TN-31Z</td>
<td>Panruti</td>
<td>UO</td>
<td>Cuddalore</td>
</tr>
<tr>
<td>TN-32</td>
<td>Villupuram</td>
<td>RTO</td>
<td>Villupuram</td>
</tr>
<tr>
<td>TN-33</td>
<td>Erode&nbsp;(East)</td>
<td>RTO</td>
<td>Erode</td>
</tr>
<tr>
<td>TN-34</td>
<td>Tiruchengode</td>
<td>RTO</td>
<td>Namakkal</td>
</tr>
<tr>
<td>TN-34Z</td>
<td>Kumarapalayam</td>
<td>UO</td>
<td>Namakkal</td>
</tr>
<tr>
<td>TN-36</td>
<td>Gobichettipalayam</td>
<td>RTO</td>
<td>Erode</td>
</tr>
<tr>
<td>TN-36W</td>
<td>Bhavani</td>
<td>UO</td>
<td>Erode</td>
</tr>
<tr>
<td>TN-36Z</td>
<td>Sathyamangalam</td>
<td>UO</td>
<td>Erode</td>
</tr>
<tr>
<td>TN-37</td>
<td>Coimbatore&nbsp;(South)</td>
<td>RTO</td>
<td>Coimbatore</td>
</tr>
<tr>
<td>TN-37Z</td>
<td>Sulur</td>
<td>UO</td>
<td>Coimbatore</td>
</tr>
<tr>
<td>TN-38</td>
<td>Coimbatore&nbsp;(North)</td>
<td>RTO</td>
<td>Coimbatore</td>
</tr>
<tr>
<td>TN-39</td>
<td>Tirupur&nbsp;(North)</td>
<td>RTO</td>
<td>Tirupur</td>
</tr>
<tr>
<td>TN-39Z</td>
<td>Avinashi</td>
<td>UO</td>
<td>Tirupur</td>
</tr>
<tr>
<td>TN-40</td>
<td>Mettupalayam</td>
<td>RTO</td>
<td>Coimbatore</td>
</tr>
<tr>
<td>TN-41</td>
<td>Pollachi</td>
<td>RTO</td>
<td>Coimbatore</td>
</tr>
<tr>
<td>TN-41W</td>
<td>Valparai</td>
<td>UO</td>
<td>Coimbatore</td>
</tr>
<tr>
<td>TN-42</td>
<td>Tirupur&nbsp;(South)</td>
<td>RTO</td>
<td>Tirupur</td>
</tr>
<tr>
<td>TN-43</td>
<td>Ooty</td>
<td>RTO</td>
<td>Nilgiris</td>
</tr>
<tr>
<td>TN-43Z</td>
<td>Gudalur</td>
<td>UO</td>
<td>Nilgiris</td>
</tr>
<tr>
<td>TN-45</td>
<td>Tiruchirapalli&nbsp;(West)</td>
<td>RTO</td>
<td>Tiruchirapalli</td>
</tr>
<tr>
<td>TN-45Z</td>
<td>Manapparai</td>
<td>UO</td>
<td>Tiruchirapalli</td>
</tr>
<tr>
<td>TN-46</td>
<td>Perambalur</td>
<td>RTO</td>
<td>Perambalur</td>
</tr>
<tr>
<td>TN-47</td>
<td>Karur</td>
<td>RTO</td>
<td>Karur</td>
</tr>
<tr>
<td>TN-47X</td>
<td>Manmangalam</td>
<td>UO</td>
<td>Karur</td>
</tr>
<tr>
<td>TN-47Y</td>
<td>Aravakurichi</td>
<td>UO</td>
<td>Karur</td>
</tr>
<tr>
<td>TN-47Z</td>
<td>Kulithalai</td>
<td>UO</td>
<td>Karur</td>
</tr>
<tr>
<td>TN-48</td>
<td>Srirangam</td>
<td>RTO</td>
<td>Tiruchirapalli</td>
</tr>
<tr>
<td>TN-48Z</td>
<td>Thuraiyur</td>
<td>UO</td>
<td>Tiruchirapalli</td>
</tr>
<tr>
<td>TN-48Y</td>
<td>Musiri</td>
<td>UO</td>
<td>Tiruchirapalli</td>
</tr>
<tr>
<td>TN-48X</td>
<td>Lalgudi</td>
<td>UO</td>
<td>Tiruchirapalli</td>
</tr>
<tr>
<td>TN-49</td>
<td>Thanjavur</td>
<td>RTO</td>
<td>Thanjavur</td>
</tr>
<tr>
<td>TN-49Y</td>
<td>Pattukottai</td>
<td>UO</td>
<td>Thanjavur</td>
</tr>
<tr>
<td>TN-50</td>
<td>Tiruvarur</td>
<td>RTO</td>
<td>Tiruvarur</td>
</tr>
<tr>
<td>TN-50Y</td>
<td>Thiruthuraipoondi</td>
<td>UO</td>
<td>Tiruvarur</td>
</tr>
<tr>
<td>TN-50Z</td>
<td>Mannargudi</td>
<td>UO</td>
<td>Tiruvarur</td>
</tr>
<tr>
<td>TN-51</td>
<td>Nagapattinam</td>
<td>RTO</td>
<td>Nagapattinam</td>
</tr>
<tr>
<td>TN-52</td>
<td>Sankagiri</td>
<td>RTO</td>
<td>Salem</td>
</tr>
<tr>
<td>TN-54</td>
<td>Salem&nbsp;(East)</td>
<td>RTO</td>
<td>Salem</td>
</tr>
<tr>
<td>TN-55</td>
<td>Pudukottai</td>
<td>RTO</td>
<td>Pudukottai</td>
</tr>
<tr>
<td>TN-55Y</td>
<td>Illuppur</td>
<td>UO</td>
<td>Pudukottai</td>
</tr>
<tr>
<td>TN-55Z</td>
<td>Aranthangi</td>
<td>UO</td>
<td>Pudukottai</td>
</tr>
<tr>
<td>TN-56</td>
<td>Perundurai</td>
<td>RTO</td>
<td>Erode</td>
</tr>
<tr>
<td>TN-57</td>
<td>Dindigul</td>
<td>RTO</td>
<td>Dindigul</td>
</tr>
<tr>
<td>TN-57V</td>
<td>Vedasandur</td>
<td>RTO</td>
<td>Dindigul</td>
</tr>
<tr>
<td>TN-57W</td>
<td>Batlagundu</td>
<td>RTO</td>
<td>Dindigul</td>
</tr>
<tr>
<td>TN-58</td>
<td>Madurai&nbsp;(South)</td>
<td>RTO</td>
<td>Madurai</td>
</tr>
<tr>
<td>TN-58Y</td>
<td>Usilampatti</td>
<td>UO</td>
<td>Madurai</td>
</tr>
<tr>
<td>TN-58Z</td>
<td>Thirumangalam</td>
<td>UO</td>
<td>Madurai</td>
</tr>
<tr>
<td>TN-59</td>
<td>Madurai&nbsp;(North)</td>
<td>RTO</td>
<td>Madurai</td>
</tr>
<tr>
<td>TN-59V</td>
<td>Vadipatti</td>
<td>UO</td>
<td>Madurai</td>
</tr>
<tr>
<td>TN-59Z</td>
<td>Melur</td>
<td>UO</td>
<td>Madurai</td>
</tr>
<tr>
<td>TN-60</td>
<td>Theni</td>
<td>RTO</td>
<td>Theni</td>
</tr>
<tr>
<td>TN-60Z</td>
<td>Uthamapalayam</td>
<td>UO</td>
<td>Theni</td>
</tr>
<tr>
<td>TN-61</td>
<td>Ariyalur</td>
<td>RTO</td>
<td>Ariyalur</td>
</tr>
<tr>
<td>TN-63</td>
<td>Sivaganga</td>
<td>RTO</td>
<td>Sivaganga</td>
</tr>
<tr>
<td>TN-63Z</td>
<td>Karaikudi</td>
<td>UO</td>
<td>Sivaganga</td>
</tr>
<tr>
<td>TN-64</td>
<td>Madurai&nbsp;(Central)</td>
<td>RTO</td>
<td>Madurai</td>
</tr>
<tr>
<td>TN-65</td>
<td>Ramanathapuram</td>
<td>RTO</td>
<td>Ramanathapuram</td>
</tr>
<tr>
<td>TN-65Z</td>
<td>Paramakudi</td>
<td>UO</td>
<td>Ramanathapuram</td>
</tr>
<tr>
<td>TN-66</td>
<td>Coimbatore&nbsp;(Central)</td>
<td>RTO</td>
<td>Coimbatore</td>
</tr>
<tr>
<td>TN-67</td>
<td>Virudhunagar</td>
<td>RTO</td>
<td>Virudhunagar</td>
</tr>
<tr>
<td>TN-67W</td>
<td>Aruppukottai</td>
<td>UO</td>
<td>Virudhunagar</td>
</tr>
<tr>
<td>TN-68</td>
<td>Kumbakonam</td>
<td>RTO</td>
<td>Thanjavur</td>
</tr>
<tr>
<td>TN-69</td>
<td>Thoothukudi</td>
<td>RTO</td>
<td>Thoothukudi</td>
</tr>
<tr>
<td>TN-70</td>
<td>Hosur</td>
<td>RTO</td>
<td>Krishnagiri</td>
</tr>
<tr>
<td>TN-72</td>
<td>Tirunelveli</td>
<td>RTO</td>
<td>Tirunelveli</td>
</tr>
<tr>
<td>TN-72V</td>
<td>Valliyur</td>
<td>UO</td>
<td>Tirunelveli</td>
</tr>
<tr>
<td>TN-73</td>
<td>Ranipet</td>
<td>RTO</td>
<td>Ranipet</td>
</tr>
<tr>
<td>TN-73Z</td>
<td>Arakkonam</td>
<td>UO</td>
<td>Ranipet</td>
</tr>
<tr>
<td>TN-74</td>
<td>Nagercoil</td>
<td>RTO</td>
<td>Kanniyakumari</td>
</tr>
<tr>
<td>TN-75</td>
<td>Marthandam</td>
<td>RTO</td>
<td>Kanniyakumari</td>
</tr>
<tr>
<td>TN-76</td>
<td>Tenkasi</td>
<td>RTO</td>
<td>Tenkasi</td>
</tr>
<tr>
<td>TN-76V</td>
<td>Ambasamudram</td>
<td>UO</td>
<td>Tirunelveli</td>
</tr>
<tr>
<td>TN-77</td>
<td>Attur</td>
<td>RTO</td>
<td>Salem</td>
</tr>
<tr>
<td>TN-77Z</td>
<td>Vazhapadi</td>
<td>UO</td>
<td>Salem</td>
</tr>
<tr>
<td>TN-78</td>
<td>Dharapuram</td>
<td>RTO</td>
<td>Tirupur</td>
</tr>
<tr>
<td>TN-78Z</td>
<td>Udumalpet</td>
<td>UO</td>
<td>Tirupur</td>
</tr>
<tr>
<td>TN-79</td>
<td>Sankarankovil</td>
<td>RTO</td>
<td>Tenkasi</td>
</tr>
<tr>
<td>TN-81</td>
<td>Tiruchirapalli&nbsp;(East)</td>
<td>RTO</td>
<td>Tiruchirapalli</td>
</tr>
<tr>
<td>TN-81Z</td>
<td>Thiruverumbur</td>
<td>UO</td>
<td>Tiruchirapalli</td>
</tr>
<tr>
<td>TN-82</td>
<td>Mayiladuthurai</td>
<td>RTO</td>
<td>Mayiladuthurai</td>
</tr>
<tr>
<td>TN-82Z</td>
<td>Sirkazhi</td>
<td>RTO</td>
<td>Mayiladuthurai</td>
</tr>
<tr>
<td>TN-83</td>
<td>Vaniyambadi</td>
<td>RTO</td>
<td>Thirupattur</td>
</tr>
<tr>
<td>TN-83Y</td>
<td>Ambur</td>
<td>UO</td>
<td>Thirupattur</td>
</tr>
<tr>
<td>TN-83Z</td>
<td>Thirupattur</td>
<td>UO</td>
<td>Thirupattur</td>
</tr>
<tr>
<td>TN-84</td>
<td>Srivilliputhur</td>
<td>RTO</td>
<td>Virudhunagar</td>
</tr>
<tr>
<td>TN-85</td>
<td>Kundrathur</td>
<td>RTO</td>
<td>Kanchipuram</td>
</tr>
<tr>
<td>TN-86</td>
<td>Erode&nbsp;(West)</td>
<td>RTO</td>
<td>Erode</td>
</tr>
<tr>
<td>TN-87</td>
<td>Sriperumbudur</td>
<td>RTO</td>
<td>Kanchipuram</td>
</tr>
<tr>
<td>TN-88</td>
<td>Namakkal&nbsp;(South)</td>
<td>RTO</td>
<td>Namakkal</td>
</tr>
<tr>
<td>TN-88Z</td>
<td>Paramathi Velur</td>
<td>UO</td>
<td>Namakkal</td>
</tr>
<tr>
<td>TN-90</td>
<td>Salem&nbsp;(South)</td>
<td>RTO</td>
<td>Salem</td>
</tr>
<tr>
<td>TN-91</td>
<td>Chidambaram</td>
<td>RTO</td>
<td>Cuddalore</td>
</tr>
<tr>
<td>TN-91Y</td>
<td>Neyveli</td>
<td>UO</td>
<td>Cuddalore</td>
</tr>
<tr>
<td>TN-91Z</td>
<td>Virudhachalam</td>
<td>UO</td>
<td>Cuddalore</td>
</tr>
<tr>
<td>TN-92</td>
<td>Thiruchendur</td>
<td>RTO</td>
<td>Thoothukudi</td>
</tr>
<tr>
<td>TN-93</td>
<td>Mettur</td>
<td>RTO</td>
<td>Salem</td>
</tr>
<tr>
<td>TN-94</td>
<td>Palani</td>
<td>RTO</td>
<td>Dindigul</td>
</tr>
<tr>
<td>TN-94Z</td>
<td>Oddanchatram</td>
<td>UO</td>
<td>Dindigul</td>
</tr>
<tr>
<td>TN-95</td>
<td>Sivakasi</td>
<td>RTO</td>
<td>Virudhunagar</td>
</tr>
<tr>
<td>TN-96</td>
<td>Kovilpatti</td>
<td>RTO</td>
<td>Thoothukudi</td>
</tr>
<tr>
<td>TN-97</td>
<td>Arani</td>
<td>RTO</td>
<td>Tiruvannamalai</td>
</tr>
<tr>
<td>TN-97Z</td>
<td>Cheyyar</td>
<td>UO</td>
<td>Tiruvannamalai</td>
</tr>
<tr>
<td>TN-99</td>
<td>Coimbatore(West)</td>
<td>RTO</td>
<td>Coimbatore</td>
</tr>
</tbody>
</table>
`;

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[...tbody.children].forEach((record) => {
  const recordChildren = record.children;

  rtoData.push({
    id: id,
    rto_code: recordChildren[0].innerText,
    location: recordChildren[1].innerText,
    type: recordChildren[2].innerText,
    district: recordChildren[3].innerText,
  });

  id++;
});

// console.log(rtoData);

function download(content, fileName, contentType) {
  var a = document.createElement('a');
  var file = new Blob([JSON.stringify(content, null, 2)], {
    type: contentType,
  });
  a.href = URL.createObjectURL(file);
  a.download = fileName;
  a.click();
}

download(rtoData, 'data.json', 'application/json');