Search results for: "$fehler"

What is the correct way to interpret the expression "if(!$fehler)" in PHP?

The expression "if(!$fehler)" in PHP checks if the variable $fehler is false or not set. The exclamation mark before $fehler negates its value, so the...

In the given PHP code, why does the variable "$fehler" not throw an "undefined variable" error when checked with "if ($fehler == 1)"?

The variable "$fehler" does not throw an "undefined variable" error when checked with "if ($fehler == 1)" because PHP does not strictly enforce variab...

What potential issue is identified with the variable $fehler in the code?

The potential issue with the variable $fehler in the code is that it is being used without being defined or initialized. This can lead to unexpected b...

Was sind mögliche Gründe für einen Fehler 500 in PHP?

Ein Fehler 500 in PHP tritt oft auf, wenn es ein Problem mit dem Server gibt, z.B. wenn die PHP-Datei nicht korrekt konfiguriert ist oder es einen int...

What are potential reasons for a variable like "$fehler" to be generated even when a condition like "is_numeric($_POST['level']) == false" is true?

The variable "$fehler" may be generated even when the condition "is_numeric($_POST['level']) == false" is true if there is another part of the code th...