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이 문서에서는 PHP 중국어 웹사이트 매뉴얼 풀어 주다
(PECL paradox >= 1.0.0)
px_numfields — Returns number of fields in a database
$pxdoc
)Get the number of fields in a database file.
pxdoc
Resource identifier of the paradox database as returned by px_new() .
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() .