一个php截取指定字符串之间的字符串的类
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class get_c_str {var $str;var $start_str;var $end_str;var $start_pos;var $end_pos;var $c_str_l;var $contents;function get_str($str,$start_str,$end_str){ $this->str = $str; $this->start_str = $start_str; $this->end_str = $end_str; $this->start_pos = strpos($this->str,$this->start_str)+strlen($this->start_str); $this->end_pos = strpos($this->str,$this->end_str); $this->c_str_l = $this->end_pos - $this->start_pos; $this->contents = substr($this->str,$this->start_pos,$this->c_str_l); return $this->contents;}}?><?php$get_c_str = new get_c_str;echo $get_c_str -> get_str('[123456789]','[',']');?> 
