Руководство по PHP
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ifx_num_fields

(PHP 3 >= 3.0.3, PHP 4, PHP 5)

ifx_num_fields -- Returns the number of columns in the query

Description

int ifx_num_fields ( int result_id )

Returns the number of columns in query for result_id or FALSE on error

After preparing or executing a query, this call gives you the number of columns in the query.

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ifx_nullformatУровень вышеifx_num_rows