Same name and namespace in other branches
- 4.7.x includes/unicode.inc \drupal_strlen()
- 6.x includes/unicode.inc \drupal_strlen()
- 7.x includes/unicode.inc \drupal_strlen()
Count the amount of characters in a UTF-8 string. This is less than or equal to the byte count.
2 calls to drupal_strlen()
- search_expand_cjk in modules/
search/ search.module - Basic CJK tokenizer. Simply splits a string into consecutive, overlapping sequences of characters ('minimum_word_size' long).
- _form_validate in includes/
form.inc - Performs validation on form elements. First ensures required fields are completed, #maxlength is not exceeded, and selected options were in the list of options given to the user. Then calls user-defined validators.
File
- includes/
unicode.inc, line 366
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("", '', $text));
}
}