# LabelSelectorV1 Properties

- Package: [Aspire.Hosting.Kubernetes](/reference/api/csharp/aspire.hosting.kubernetes.md)
- Type: [LabelSelectorV1](/reference/api/csharp/aspire.hosting.kubernetes/labelselectorv1.md)
- Kind: `Properties`
- Members: `2`

Represents a label selector for Kubernetes resources. A label selector is used to filter resources based on their labels, enabling selection of a specific set of objects in a dynamic way.

## MatchExpressions

- Name: `MatchExpressions`
- Modifiers: `get; set`
- Returns: [List<LabelSelectorRequirementV1>](/reference/api/csharp/aspire.hosting.kubernetes/labelselectorrequirementv1.md)
- Source: [GitHub](https://github.com/microsoft/aspire/blob/5bd693ae1897dee5e2ce71c2cc08879c1c7eff51/src/Aspire.Hosting.Kubernetes/Resources/LabelSelectorV1.cs)

Represents a collection of label selector requirements used for matching Kubernetes resources. Each requirement specifies a key, an operator, and a set of values to define filtering criteria. This property is used to form more complex selection logic based on multiple conditions.

```csharp
public List<LabelSelectorRequirementV1> MatchExpressions { get; set; }
```

## MatchLabels

- Name: `MatchLabels`
- Modifiers: `get; set`
- Returns: `Dictionary<string, string>`
- Source: [GitHub](https://github.com/microsoft/aspire/blob/5bd693ae1897dee5e2ce71c2cc08879c1c7eff51/src/Aspire.Hosting.Kubernetes/Resources/LabelSelectorV1.cs)

A collection of key-value pairs used to specify matching labels for Kubernetes resources. Labels are utilized as selectors to filter or identify a subset of resources within a Kubernetes environment.

```csharp
public Dictionary<string, string> MatchLabels { get; set; }
```