Why is using "dbid["id"]" as the name for the submit button problematic in this context?

Using "dbid["id"]" as the name for the submit button is problematic because it contains square brackets, which can cause issues when trying to access the value in PHP. To solve this issue, we should avoid using special characters in the name attribute of HTML elements.

// Change the name attribute of the submit button to remove the square brackets
<input type="submit" name="dbid_id" value="Submit">