diff options
Diffstat (limited to 'program/include/rcube_shared.inc')
| -rw-r--r-- | program/include/rcube_shared.inc | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/program/include/rcube_shared.inc b/program/include/rcube_shared.inc index c15305c08..4577c6df5 100644 --- a/program/include/rcube_shared.inc +++ b/program/include/rcube_shared.inc @@ -255,6 +255,21 @@ function asciiwords($str, $css_id = false, $replace_with = '') /** + * Check if a string contains only ascii characters + * + * @param string $str String to check + * @param bool $control_chars Includes control characters + * + * @return bool + */ +function is_ascii($str, $control_chars = true) +{ + $regexp = $control_chars ? '/[^\x00-\x7F]/' : '/[^\x20-\x7E]/'; + return preg_match($regexp, $str) ? false : true; +} + + +/** * Remove single and double quotes from a given string * * @param string Input value |