pvXdWO

index.html

<form id="form1">
  <input name="name" value="Zac">
  <input name="address" value="407 French Road">
  <select name="gender">
    <option></option>
    <option selected>Male</option>
    <option>Female</option>
  </select>
</form>

<button id="copy_button">Copy &rarr;</button>
        
<form id="form2">
  <input name="name" value="">
  <input name="address" value="">
  <select name="gender">
    <option></option>
    <option>Male</option>
    <option>Female</option>
  </select>
</form>
   

pvXdWO.markdown

pvXdWO

A Pen by Captain Anonymous on CodePen.

License.

script.js

$('#copy_button').click(function(){
  copyFormValues( $('#form1'), $('#form2') );
});

function copyFormValues ( $source_form, $target_form ) {
  
  $source_form.find(':input').each(function(){
    
    var field_name = $(this).attr('name'),
        field_value = $(this).val();
    
    $target_form.find('[name='+field_name+']').val(field_value);
  });
  
}