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Ce document utilise Manuel du site Web PHP chinois Libérer
(PHP 4 >= 4.0.6, PHP 5, PHP 7)
fbsql_num_fields — Get number of fields in result
$result
)
Returns the number of fields in the given result
set.
result
由 fbsql_query() 或 fbsql_db_query() 返回的结果标识符。
Returns the number of fields, as an integer.