mysqli connect update more columns code example
Example 1: php update multiple columns
$sql = "UPDATE product_list SET product_name='".$product_name."',product_category='".$product_category."',product_price='".$product_price."',product_description='".$product_description."',size_category='".$size_category."'";
Example 2: mysql updating multiple column values from array variable
"UPDATE product_list
set
product_name='$product_name',
product_category ='$product_category',
product_price='$product_price',
product_description='$product_description',
product_size_category='$size_category'
where product_id='$product_id'
"