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| mysql_fetch_lengths(3) | MariaDB Connector/C | mysql_fetch_lengths(3) |
Name
mysql_fetch_lengths - returns an array of length values for the current rowSynopsis
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#include <mysql.h> unsigned long * mysql_fetch_lengths(MYSQL_RES * result);
Description
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.Parameter
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- result - a result set identifier returned by mysql_store_result(3) or mysql_use_result(3). ### Notes 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(3) or after retrieving all rows in the result.
Return value
An array of unsigned long values . The size of the array can be determined by the number of fields in current result set.See also
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- mysql_field_count(3)
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- mysql_fetch_row(3)
| Version 3.2.2 |
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