## ContainsAtom class  
**Signature:**  
```typescript  
export declare class ContainsAtom extends InfixOperatorAtom  
```  
**Extends:** [InfixOperatorAtom](/content/docs/sdk/core.infixoperatoratom)

## Constructors  
| Constructor | Modifiers | Description |  
| --- | --- | --- |  
| [(constructor)(left, right)](/content/docs/sdk/core.containsatom._constructor_/index.html) |  | Constructs a new instance of the `ContainsAtom` class |

## Methods  
| Method | Modifiers | Description |  
| --- | --- | --- |  
| [eval(context, input)](/content/docs/sdk/core.containsatom.eval) |  |  |

- [ContainsAtom class](/content/docs/sdk/core.containsatom#containsatom-class/index.html)  
- [Constructors](/content/docs/sdk/core.containsatom#constructors/index.html)  
- [Methods](/content/docs/sdk/core.containsatom#methods/index.html)