How to use php mysqli_num_fields function

php The mysqli_num_fields function is used to return the number of fields (columns) in the result set. Its syntax is mysqli_num_fields(result). The parameter result is required and refers to the result set identifier returned by mysqli_query(), mysqli_store_result() or mysqli_use_result(). .

php How to use the mysqli_num_fields function?

Definition and usage

mysqli_num_fields() function returns the number of fields (columns) in the result set.

Syntax

mysqli_num_fields(result);

Parameters

result Required. Specifies the result set identifier returned by mysqli_query(), mysqli_store_result(), or mysqli_use_result().

Return value: Returns the number of fields in the result set.

PHP version: 5

Return the number of fields (columns) in the result set:

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