px_get_info

(PECL paradox >= 1.0.0)

px_get_info — Return lots of information about a paradox file

Описание

array px_get_info ( resource $pxdoc )

Список параметров

pxdoc -

Resource identifier of the paradox database as returned by px_new().

Возвращаемые значения

Returns an associated array with lots of information about a paradox file. This array is likely to be extended in the future.

fileversion -

Version of file multiplied by 10, e.g. 70.

tablename -

Name of table as stored in the file. If the database was created by pxlib, then this will be the name of the file without the extension.

numrecords -

Number of records in this table.

numfields -

Number of fields in this table.

headersize -

Number of bytes used for the header. This is usually 0x800.

recordsize -

Number of bytes used for each record. This is the sum of all field sizes (available since version 1.4.2).

maxtablesize -

This value multiplied by 0x400 is the size of a data block in bytes. The maximum number of records in a datablock is the integer part of (maxtablesize * 0x400 - 8) / recordsize.

numdatablocks -

The number of data blocks in the file. Each data block contains a certain number of records which depends on the record size and the data block size (maxtablesize). Data blocks may not necessarily be completely filled.

numindexfields -

Number of fields used for the primary index. The fields do always start with field number 1.

codepage -

The DOS codepage which was used for encoding fields with character data. If the target encoding is not set with px_set_targetencoding() this will be the encoding for character fields when records are being accessed with px_get_record() or px_retrieve_record().

Смотрите также

• px_numfields() - Returns number of fields in a database
• px_numrecords() - Returns number of records in a database

Описание на ru2.php.net
Описание на php.ru