Delete first column in a table

HTML

<table>
    <tr class="mycolumn"><td>col1</td><td>col2</td><td>col3</td></tr>
    <tr><td>col1</td><td>col2</td><td>col3</td></tr>    
    <tr><td>col1</td><td>col2</td><td>col3</td></tr>
    <tr><td>col1</td><td>col2</td><td>col3</td></tr> <tr><td>col1</td><td>col2</td><td>col3</td></tr>    <tr><td>col1</td><td>col2</td><td>col3</td></tr>    
    </table>

<a href="#">delete</a>

JavaScript

$("a").on("click", function(){
    //$("table tbody tr").find("td:eq(0)").remove(); 
    $('.myColumn').remove();
});