function drupal_strtoupper


Error message

User warning: The following module is missing from the file system: theme/theme. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1156 of /var/www/html/elmsln_community/
cis7 drupal_strtoupper($text)
cle7 drupal_strtoupper($text)
elmsmedia7 drupal_strtoupper($text)
icor7 drupal_strtoupper($text)
meedjum_blog7 drupal_strtoupper($text)
mooc7 drupal_strtoupper($text)

Uppercase a UTF-8 string.


$text: The string to run the operation on.

Return value

string The string in uppercase.

Related topics

10 calls to drupal_strtoupper()
advagg_admin_info_form in sites/all/modules/ulmus/advagg/
Form builder; Show info about advagg and advagg settings.
DatabaseSchema_mysql::processField in includes/database/mysql/
Set database-engine specific properties for a field.
DatabaseSchema_sqlite::processField in includes/database/sqlite/
Set database-engine specific properties for a field.
drupal_ucfirst in includes/
Capitalizes the first letter of a UTF-8 string.
entity_token_token_info_alter in sites/all/modules/ulmus/entity/
Implements hook_token_info_alter().

... See full list

1 string reference to 'drupal_strtoupper'
drupal_html_to_text in includes/
Transforms an HTML string into plain text, preserving its structure.


includes/, line 497
Provides Unicode-related conversions and operations.


function drupal_strtoupper($text) {
  global $multibyte;
  if ($multibyte == UNICODE_MULTIBYTE) {
    return mb_strtoupper($text);
  else {
    // Use C-locale for ASCII-only uppercase
    $text = strtoupper($text);
    // Case flip Latin-1 accented letters
    $text = preg_replace_callback('/\xC3[\xA0-\xB6\xB8-\xBE]/', '_unicode_caseflip', $text);
    return $text;



Error message

  • Warning: Cannot modify header information - headers already sent by (output started at /var/www/html/elmsln_community/ in drupal_send_headers() (line 1499 of /var/www/html/elmsln_community/
  • Error: Call to undefined function apc_delete() in DrupalAPCCache->clear() (line 289 of /var/www/html/elmsln_community/
The website encountered an unexpected error. Please try again later.