px_numfields
(PECL)
px_numfields -- Returns 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().