php - How to put onclick event on a button whose values is coming from database -

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i want add click event of change color when clicked on label values of label comes database. how may same?

 <legend>roti</legend>  <?php      $qu = mysql_query("select * submenu menu_id=33") or die(mysql_error());      while($f = mysql_fetch_array($qu)){  ?>  <p>      <label for="name"><?php echo $f['submenu']; ?></label>      <input type="hidden" name="name" id="name" value="<?php echo $f['id']; ?>">  </p>  <?php } ?>

use onclick , give function name(here use changecolor() function name) shown below 

 <label for="name" onclick="changecolor(this)"><?php echo $f['submenu']; ?></label> <!-- #### replace label code inside while loop -->    <script>  //########### add outside while loop...usually above closing body tag </body>     function changecolor(obj){         obj.style.color = "red";     }  </script>


change label color on clicked.

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