# GetFieldsFromExpression Method

## Overloads

| [GetFieldsFromExpression(String)](https://help.qlik.com/en-US/sense-developer/May2026/Subsystems/NetSDKAPIref/Content/Qlik.Engine.App.GetFieldsFromExpression.htm#Qlik_Engine_App_GetFieldsFromExpression_System_String_) |  | Retrives any fields from an expression. |
| --- | --- | --- |

[](https://help.qlik.com/en-US/sense-developer/Subsystems/NetSDKAPIref/Content/Qlik.Engine.App.GetFieldsFromExpression.htm) [](https://help.qlik.com/en-US/sense-developer/Subsystems/NetSDKAPIref/Content/Qlik.Engine.App.GetFieldsFromExpression.htm)

## GetFieldsFromExpression(String)

Retrives any fields from an expression.

### Declaration

```

          public IEnumerable<string> GetFieldsFromExpression([QixName("qExpr")] string expr)
    
  
```

### Parameters

| Type | Name | Description |
| --- | --- | --- |
| System.String | expr | Expression to get fields from. |

### Returns

| Type | Description |
| --- | --- |
| System.Collections.Generic.IEnumerable&lt;System.String&gt; |  |

### Implements

[IApp.GetFieldsFromExpression(String)](https://help.qlik.com/en-US/sense-developer/May2026/Subsystems/NetSDKAPIref/Content/Qlik.Engine.IApp.GetFieldsFromExpression.htm#Qlik_Engine_IApp_GetFieldsFromExpression_System_String_)