Search results for: "mysqli_num_rows()"

What are some alternative methods for checking if a specific value exists in a MySQL database in PHP?

When working with a MySQL database in PHP, you may need to check if a specific value exists in a table before proceeding with certain operations. One...

What are some best practices for using IF statements in PHP to check for database entries?

When using IF statements in PHP to check for database entries, it is important to properly handle the query results and ensure that the conditions are...

How can the query() function in PHP be properly utilized to avoid returning empty content from the database?

To avoid returning empty content from the database when using the query() function in PHP, you should check if the query returned any rows before proc...

How can developers troubleshoot issues with empty arrays when values are being retrieved from a database in PHP?

When developers encounter issues with empty arrays when retrieving values from a database in PHP, they should first check the database query to ensure...

What is the best practice for handling error messages when a data set is not found in a MySQL database using PHP?

When a data set is not found in a MySQL database using PHP, it is best practice to check if the query returned any results and display an appropriate...