(PHP 4, PHP 5, PHP 7, PHP 8)
dba_fetch — Fetch data specified by key
$key, resource $dba, int $skip = 0): string|falseDiscouraged overloaded signature:
$key, int $skip, resource $dba): string
dba_fetch() fetches the data specified by
key from the database specified with
dba.
keyThe key the data is specified by.
注意:
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().
dbaThe database handler, returned by dba_open() or dba_popen().
skipThe 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.
Returns the associated string if the key/data pair is found, false
otherwise.
| 版本 | 说明 |
|---|---|
| 8.2.0 | dba_fetch()'s optional skip argument is now at the end in line with PHP userland semantics. The previously overloaded signature is still accepted but discouraged. |