mysql_fetch_lengths
mysql_fetch_lengths returns an array of byte lengths for each column in the current row of a MariaDB result set, valid only after mysql_fetch_row is called.
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mysql_fetch_lengths returns an array of byte lengths for each column in the current row of a MariaDB result set, valid only after mysql_fetch_row is called.
unsigned long * mysql_fetch_lengths(MYSQL_RES * result);result - a result set identifier returned by mysql_store_result() or mysql_use_result().
The mysql_fetch_lengths() function returns an array containing the lengths of every column of the current row within the result set (not including terminating zero character) or NULL if an error occurred.
An array of unsigned long values . The size of the array can be determined by the number of fields in current result set.
mysql_fetch_lengths() is valid only for the current row of the result set. It returns NULL if you call it before calling mysql_fetch_row() or after retrieving all rows in the result.
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