# Operation

## Overview

The Operation effect allows you to effect a distribution's result based on a logical condition.

## Parameters

<table><thead><tr><th width="199.7999267578125">Properties</th><th>Description</th></tr></thead><tbody><tr><td><strong>Condition</strong></td><td>Allows you to select a condition like <strong>always, less than</strong> or <strong>greater than</strong>.</td></tr><tr><td><strong>Condition Value</strong></td><td>The value against which the condition will be compared to.</td></tr><tr><td><strong>Fill</strong></td><td>The value that will be put in if the condition is met.</td></tr><tr><td><strong>Operation</strong></td><td>The operation that will be applied to the condition.</td></tr></tbody></table>

## Results

<div><figure><img src="/files/VALaber9o9kHoCVZxmRc" alt=""><figcaption></figcaption></figure> <figure><img src="/files/CFRz3CLc4Uq6JKOXkfNN" alt=""><figcaption></figcaption></figure></div>


---

# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://docs.world-creator.com/reference/terrain/effects/operation.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.