hook_nodeapi

hook_nodeapi used for validation of CCK fields

  1. <?php
  2. function sitehelper_nodeapi(&$node, $op, $teaser = NULL, $page = NULL) {
  3.    if($node->type == 'cinfo') {
  4.       switch ($op) {
  5.          case 'update':
  6.          break;
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