PHP ʖ²ἯTH º󍋼/A dbplus_chdir Description ¾¯¸漯B dbplus_chdir() will change the virtual current directory where relation files will be looked for by dbplus_open(). dbplus_chdir() will return the absolute path of the current directory. Calling dbplus_chdir() without giving any newdir may be used to query the current working directory. º󍋼/A ưµ㼯A dbplus_aql ɏһ¼¶ dbplus_close