Lines Matching refs:length

76      * @param int $length (optional) length in UTF-8 characters from offset
82     public static function substr($str, $offset, $length = null)  argument
85             if ($length === null) {
89             return mb_substr($str, $offset, $length);
109         if ($length !== null) $length = (int)$length;
112         if ($length === 0) return '';
113         if ($offset < 0 && $length < 0 && $length < $offset) return '';
137         if ($length === null) {
143             if ($length > 0) {
145                 $length = min($strlen - $offset, $length);
146                 $Lx = (int)($length / 65535);
147                 $Ly = $length % 65535;
151             } elseif ($length < 0) {
152                 if ($length < ($offset - $strlen)) return '';
153                 $Lx = (int)((-$length) / 65535);
154                 $Ly = (-$length) % 65535;
173 …* @param int $length If given and is positive, it represents the length of the portion of string w…
181     public static function substr_replace($string, $replacement, $start, $length = 0)  argument
186         $ret .= self::substr($string, $start + $length);
357         $length = null;
359         while ($length === null || $length < $offset) {
365             $length = self::strlen(substr($haystack, 0, $pos));
367             if ($length < $offset)
368                 $comp = $pos - $length;
371         return $length;