Lines Matching defs:str

74      * @param string $str
82     public static function substr($str, $offset, $length = null)
86                 return mb_substr($str, $offset);
89             return mb_substr($str, $offset, $length);
107         $str = (string)$str;                          // generates E_NOTICE for PHP4 objects, but not PHP5 objects
120             $strlen = self::strlen($str);        // see notes
140             if (!isset($strlen)) $strlen = self::strlen($str);    // see notes
162         if (!preg_match('#' . $offset_pattern . $length_pattern . '#us', $str, $match)) return '';
194      * @param string $str
201     public static function ltrim($str, $charlist = '')
203         if ($charlist === '') return ltrim($str);
208         return preg_replace('/^[' . $charlist . ']+/u', '', $str);
214      * @param string $str
221     public static function rtrim($str, $charlist = '')
223         if ($charlist === '') return rtrim($str);
228         return preg_replace('/[' . $charlist . ']+$/u', '', $str);
234      * @param string $str
241     public static function trim($str, $charlist = '')
243         if ($charlist === '') return trim($str);
245         return self::ltrim(self::rtrim($str, $charlist), $charlist);
296      * @param string $str
301     public static function ucfirst($str)
303         switch (self::strlen($str)) {
307                 return self::strtoupper($str);
309                 preg_match('/^(.{1})(.*)$/us', $str, $matches);
318      * @param string $str
324     public static function ucwords($str)
339             $str