[PHP] Notice: Undefined index
When using
$ _POST or $ _GET to retrieve the variables from a form , you may encounter this error:
Notice: Undefined index 'fields of the table' in 'path of php file being executes' on line 'current line'
To avoid this error , simply test whether the fields of the table was initialized with the function isset ().
// Before using $_POST['value']
if (isset($_POST['value']))
{
// Instructions if $_POST['value'] exist
}
This type of error is notified depending on the configuration of the server.
It is not notified by default as it is considered as a minor error, corresponding to the constant
E_NOTICE.
You can change the types of errors reported with the
error_reporting function.