Paradox 函数
PHP 手册

px_numfields

(PECL paradox >= 1.0.0)

px_numfieldsReturns number of fields in a database

说明

int px_numfields ( resource $pxdoc )

Get the number of fields in a database file.

参数

pxdoc

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

返回值

Returns the number of fields in a database file. The return value of this function is identical to the element numfields in the array returned by px_get_info().


Paradox 函数
PHP 手册