JSFiddle - React, Tailwind, and code Playground

HTML

<table id="modalTableFornecedores" class="table_custom">
              <thead>
                <tr>
                  <th>CĂłdigo</th>
                  <th>Nome</th>
                  <th>CPF/CNPJ</th>
                </tr>
              </thead>
              <tbody>
                <tr>
                  <td>teste1</td>
                  <td>teste2</td>
                  <td>teste3</td>
                </tr>
              </tbody>
            </table>

JavaScript

$("#modalTableFornecedores tbody tr").on('click', function(){
    alert("Clicado na tabela!!!");
    var tableData = $(this).children("td").map(function(){
      return $(this).text();
    }).get();

      var rsltNrFornec = tableData[0];
      var rsltDescFornec = tableData[1];
      alert(rsltNrFornec+"*"+rsltNrFornec);
      $("#numfornecedor").val(rsltDescFornec);
      $("#descfornecedor").val(rsltNrFornec);

  });