# Paradox Functions

## Object oriented API

The paradox extension provides also an object oriented API. It consists of only one class called paradox_db. Its methods only differ from the functions in its name and of course the missing first parameter. The following table will list all methods and its equivalent functions.

Methods of class paradox_db
Name of method | Equivalent function
--- | ---
Constructor | px_new()
Destructor | px_delete()
open_fp() | px_open_fp()
create_fp() | px_create_fp()
close() | px_close()
numrecords() | px_numrecords()
numfields() | px_numfields()
get_record() | px_get_record()
put_record() | px_put_record()
retrieve_record() | px_retrieve_record()
delete_record() | px_delete_record()
insert_record() | px_insert_record()
update_record() | px_update_record()
get_field() | px_get_field()
get_schema() | px_get_schema()
get_info() | px_get_info()
set_parameter() | px_set_parameter()
get_parameter() | px_get_parameter()
set_value() | px_set_value()
get_value() | px_get_value()
get_info() | px_get_info()
set_targetencoding() | px_set_targetencoding()
set_tablename() | px_set_tablename()
set_blob_file() | px_set_blob_file()
date2string() | px_date2string()
timestamp2string() | px_timestamp2string()

## Table of Contents

- px_close — Closes a paradox database
- px_create_fp — Create a new paradox database
- px_date2string — Converts a date into a string
- px_delete_record — Deletes record from paradox database
- px_delete — Deletes resource of paradox database
- px_get_field — Returns the specification of a single field
- px_get_info — Return lots of information about a paradox file
- px_get_parameter — Gets a parameter
- px_get_record — Returns record of paradox database
- px_get_schema — Returns the database schema
- px_get_value — Gets a value
- px_insert_record — Inserts record into paradox database
- px_new — Create a new paradox object
- px_numfields — Returns number of fields in a database
- px_numrecords — Returns number of records in a database
- px_open_fp — Open paradox database
- px_put_record — Stores record into paradox database
- px_retrieve_record — Returns record of paradox database
- px_set_blob_file — Sets the file where blobs are read from
- px_set_parameter — Sets a parameter
- px_set_tablename — Sets the name of a table (deprecated)
- px_set_targetencoding — Sets the encoding for character fields (deprecated)
- px_set_value — Sets a value
- px_timestamp2string — Converts the timestamp into a string
- px_update_record — Updates record in paradox database