How can the mysql_result function be used effectively in PHP to retrieve sum values from a MySQL query result?

To retrieve sum values from a MySQL query result using the mysql_result function in PHP, you need to first execute the query and fetch the result. Then, you can use the mysql_result function to retrieve the sum value based on the column index. Make sure to handle any errors or edge cases that may arise during the process. 

// Execute the MySQL query
$result = mysqli_query($connection, "SELECT SUM(column_name) FROM table_name");

// Fetch the result
$row = mysqli_fetch_array($result);

// Retrieve the sum value using mysql_result function
$sum = $row[0];

// Display the sum value
echo "Sum value: " . $sum;

Keywords

PHP mysql_result MySQL sum values query result

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