---
title: Avoid nested operators
description: Datadog, the leading service for cloud-scale monitoring.
breadcrumbs: >-
  Docs > Datadog Security > Code Security > Static Code Analysis (SAST) > SAST
  Rules > Avoid nested operators
---

# Avoid nested operators

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## Metadata{% #metadata %}

**ID:** `csharp-best-practices/no-nested-ternary`

**Language:** C#

**Severity:** Notice

**Category:** Code Style

## Description{% #description %}

Do not use nested ternary operators, as it makes the code harder to understand and maintain.

## Non-Compliant Code Examples{% #non-compliant-code-examples %}

```csharp
class MyClass {
    public static void routine(bool a, bool b, bool c)
    {
        var foo = a ? b ? "b": "a" : "c";
    }
}
```

```csharp
class MyClass {
    public static void routine(bool a, bool b, bool c)
    {
        var foo = a ? "a" : b ? "b" : "c";
    }
}
```

## Compliant Code Examples{% #compliant-code-examples %}

```csharp
class MyClass {
    public static void routine(bool a, bool b, bool c)
    {
        if (a) {
            if (b) {
                return "ab";
            }
            if(c) {
                return "ac";
            }
        } else {
            if (b) {
                return "b";
            }
            if (c) {
                return "c";
            }
        }
    }
}
```
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