clone - Duplicate table line with Jquery incrementing ID's -


i have table , need duplicate lines , incrementing id of new lines created. suppose can done jquery don't well... examples found stack overflow not seem work me. help

<table width="100%" id="table-data" >   <tr>     <td><strong>title</strong></td>     <td><input id="input_1" type="text" style="width:200px" value="nom"/>       <input type="text" style="width:200px" value="prénom"/> <a href="#"><i class="icon-plus"></i>add</a></td>   </tr>    <tr>     <td valign="top"><strong>title</strong></td>     <td >       <div id="bloc_cell">         <input id="bloc_1" type="text" class="requis" value="name"/>         <br>         <textarea class="requis"  name="positive3"   >adress</textarea>         <br>         <input type="text"   value="tél"/>         <br>         <input type="text"   value="email"/>         <br>         <input type="text"   value="web"/>         </div>       <a href="#"><i class="icon-plus">add</i></a></td>   </tr>    </table>

actually, found solution jsfiddle

but need add remove button remove tr added. remove button should appears if second tr (first row can't removed) !

<table width="100%" border="0" cellspacing="0" cellpadding="0" id="table-data">     <tr>         <td>name</td>         <td>location</td>         <td>from</td>         <td>to</td>         <td>add</td>     </tr>     <tr id="id1" class="tr_clone">         <td><input type="text" autofocus placeholder="who" name="who" id="who1" ></td>         <td><select name="txtcategory[]" id="category1">             <option value="">please select</option>         </select></td>         <td><input type="text" placeholder="start date" name="datepicker_start" class="datepicker" id="datepicker_start1"></td>         <td><input type="text" placeholder="end date" name="datepicker_end" class="datepicker" id="datepicker_end1"></td>         <td><input type="button" name="add" value="add" class="tr_clone_add"></td>     </tr> </table><!-- /table#table-data -->   var regex = /^(.*)(\d)+$/i; var cindex = 1;  $("input.tr_clone_add").on('click', function() {     var $tr    = $(this).closest('.tr_clone');     var $clone = $tr.clone(true);     cindex++;         $clone.find(':text').val('');      //update ids of elements in row     $clone.find("*").each(function() {             var id = this.id || "";             var match = id.match(regex) || [];             if (match.length == 3) {                 this.id = match[1] + (cindex);             }     });     $tr.after($clone); });

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