Search results for: "mysqli_num_rows()"

Is using mysqli_num_rows() a cleaner and more reliable way to check for the number of rows returned by a SELECT query in PHP?

Using mysqli_num_rows() is a cleaner and more reliable way to check for the number of rows returned by a SELECT query in PHP compared to other methods...

Are there any potential pitfalls or inconsistencies to be aware of when using mysqli_affected_rows() or mysqli_num_rows() in PHP for SELECT queries?

When using mysqli_num_rows() in PHP for SELECT queries, it's important to note that this function only works for SELECT statements that return a resul...

What could be causing the PHP Warning: mysqli_num_rows() expects parameter 1 to be mysqli_result, boolean given in this code snippet?

This warning typically occurs when the mysqli_query() function fails to execute the SQL query properly, resulting in a boolean value (false) being ret...

How can errors like "mysqli_num_rows() expects parameter 1 to be mysqli_result, boolean given" be avoided when comparing dates in PHP?

When comparing dates in PHP, it is important to ensure that the query executed successfully and returned a valid result set before trying to fetch the...

What is the difference between COUNT, mysqli_num_rows, and PDO synonym in PHP when counting entries in a MySQL table?

When counting entries in a MySQL table in PHP, COUNT is a SQL function that can be used in a query to directly count the number of rows that match cer...