dba_fetch() - dba函数(数据库抽象层)
dba_fetch()
(PHP 4, PHP 5, PHP 7)
Fetch data specified by key
说明
dba_fetch(string $key,resource $handle): stringdba_fetch(string $key,int $skip,resource $handle): stringdba_fetch() fetches the data specified by$keyfrom the database specified with$handle.
参数
$keyThe key the data is specified by.
Note:When working with inifiles this function accepts arrays as keys where index 0 is the group and index 1 is the value name. See:dba_key_split().$skip
The number of key-value pairs to ignore when using cdb databases. This value is ignored for all other databases which do not support multiple keys with the same name.
$handleThe database handler, returned by dba_open() or dba_popen().
返回值
Returns the associated string if the key/data pair is found,FALSE
otherwise.
参见
dba_exists()
Check whether key existsdba_delete()
Delete DBA entry specified by keydba_insert()
Insert entrydba_replace()
Replace or insert entrydba_key_split()
Splits a key in string representation into array representation
:: fetch array sort. ex) TEST_DATA.DB 1/korea/5000/word 1 10/japan/25000/word 10 21/china/130000/word 21 2/usa/35000/word 2 ::result:: 1/korea/5000/word 1 2/usa/35000/word 2 10/japan/25000/word 10 21/china/130000/word 21
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