function drupal_strlen

7.x unicode.inc	`drupal_strlen($text)`
6.x unicode.inc	`drupal_strlen($text)`

Count the amount of characters in a UTF-8 string. This is less than or equal to the byte count.

9 calls to drupal_strlen()

node_teaser in drupal-6.x/modules/node/node.module: Generate a teaser for a node body.
search_expand_cjk in drupal-6.x/modules/search/search.module: Basic CJK tokenizer. Simply splits a string into consecutive, overlapping sequences of characters ('minimum_word_size' long).
search_index in drupal-6.x/modules/search/search.module: Update the full-text search index for a particular item.
theme_username in drupal-6.x/includes/theme.inc: Format a username.
truncate_utf8 in drupal-6.x/includes/unicode.inc: Truncate a UTF-8-encoded string safely to a number of characters.

... See full list

File

drupal-6.x/includes/unicode.inc, line 406

Code

function drupal_strlen($text) {
  global $multibyte;
  if ($multibyte == UNICODE_MULTIBYTE) {
    return mb_strlen($text);
  }
  else {
    // Do not count UTF-8 continuation bytes.
    return strlen(preg_replace("/[\x80-\xBF]/", '', $text));
  }
}