JSFiddle - React, Tailwind, and code Playground

HTML

<table>    
    <tr>
        <td>
          <select style="width:5em;" class="field">
            <option></option>
            <option>name</option>
            <option>age</option>
            <option>sex</option>
          </select>
        </td> 
        <td>
          <select style="width:5em;" class = "comp">
            <option></option>
            <option>equals</option>
            <option>starts with</option>
            <option>not equal to</option>
          </select>
        </td>
        <td><input type="text" class = 'value'></td>
   </tr>
   <tr>
        <td>
          <select style="width:5em;" class="field">
            <option></option>
            <option>name</option>
            <option>age</option>
            <option>sex</option>
          </select>
        </td> 
        <td>
          <select style="width:5em;" class = "comp">
            <option></option>
            <option>equals</option>
            <option>starts with</option>
            <option>not equal to</option>
          </select>
        </td>
        <td><input type="text" class = 'value'></td>
   </tr>  
   <tr>
        <td>
          <select style="width:5em;" class="field">
            <option></option>
            <option>name</option>
            <option>age</option>
            <option>sex</option>
          </select>
        </td> 
        <td>
          <select style="width:5em;" class = "comp">
            <option></option>
            <option>equals</option>
            <option>starts with</option>
            <option>not equal to</option>
          </select>
        </td>
        <td><input type="text" class = 'value'></td>
   </tr>           
    
</table>
<input type="button" value = "go" id="out">

JavaScript

$('#out').click(function(){   
   
    var data = new Array();
    
    $("table select, table input").each(function(){
       data.push($(this).val());
    });
        
    alert(data.toString());

})