Search results for: "manually changed"

What are the recommended steps for updating only the data that has been changed in a table, rather than updating the entire table each time a form is submitted?

When updating data in a table, it is inefficient to update the entire table each time a form is submitted, especially if only a few fields have change...

How can you determine which values have changed in a table when performing an update in PHP without explicitly specifying each value?

When performing an update in PHP without explicitly specifying each value, you can determine which values have changed by comparing the old values wit...

What are some alternative methods or techniques that can be employed in PHP to ensure that only the changed checkboxes are considered and processed upon form submission?

When dealing with checkboxes in a form submission, it can be challenging to determine which checkboxes have been changed by the user. One approach to...

What are some common methods to determine the changed URL after a server-side redirect in PHP?

When a server-side redirect occurs in PHP, the original URL may change due to various reasons such as URL rewriting rules or header manipulation. To d...

How has the handling of global variables like $_POST changed in PHP 5 compared to earlier versions?

In PHP 5, the handling of global variables like $_POST has changed to improve security by introducing the filter_input() function. This function allow...