Funktionsweise im Detail.
ISERROR ist eine zentrale Formel in Excel. Checks whether a value is any Excel error and returns TRUE or FALSE. Sie optimiert Ihre Tabellenkalkulationen, automatisiert Routineabfragen und sorgt für fehlerfreie Auswertungen in modernen Tabellen.
Syntax.
Standardmäßige Excel-Schreibweise=ISERROR(value)Argumente.
Alle von dieser Funktion akzeptierten Parameter im Überblick.
The cell or formula calculation to test.
Beispiel:A2/B2Praxisbeispiel.
Schritt-für-Schritt-SzenarioDivision Audit - Error Detection
Check if dividing revenue by units sold triggers a calculation error.
| Revenue | Units | Has Error? |
|---|---|---|
| 1000 | 0 | — |
| 2500 | 50 | — |
| 4000 | 100 | — |
=ISERROR(A2/B2)Evaluates ISERROR over the sample table cells, placing the verified output in cell C2.
Formel-Generator.
Vollständigen Assistenten öffnenPassen Sie die Eingabefelder an, um eine fertige Formel für Ihre Tabelle zu kopieren.
=ISERROR()Ergebniseigenschaften.
Returns boolean FALSE based on sample evaluation criteria and active cell references.
Empfohlene Vorgehensweise
- Pair with IF to display informative fallback notes when calculations encounter exceptions.
Typische Fehlerquellen
- In modern Excel, IFERROR is usually preferred because it calculates the expression only once rather than twice.
Kompatibilität nach Versionen.
Geprüft auf Basis der offiziellen Tabellenkalkulations-Engines von Microsoft und Google.
Core standard function supported across all modern and legacy Microsoft Excel versions (365, 2021, 2019, 2016, 2013, 2010), as well as Excel for the Web and Mac.
100% compatible with Google Sheets. Uses identical argument order, data types, and standard calculation logic.
Häufig gestellte Fragen.
Technische Q&ACan I use ISERROR across different worksheets in Excel?↓
Yes. You can reference cells located on other sheets by including the sheet name followed by an exclamation mark, for example: =ISERROR(Sheet2!A2:A10). If the sheet name contains spaces, enclose it in single quotes: ='Q1 Report'!A2:A10.
What is the most common reason for errors in ISERROR?↓
In modern Excel, IFERROR is usually preferred because it calculates the expression only once rather than twice.
Does ISERROR work identically in Google Sheets?↓
Yes, ISERROR is supported in both Microsoft Excel and Google Sheets with standard evaluation behavior.