# Replace

This Function returns a *\<string>*, composed by the **Source string**, having the **String to replace** replaced by the **New string**.

### Parameters

* **Source string** *\<string> -* String from where the value will be retrieved.
* **String to replace** *\<string*> - String to replace in the **Source string**.
* **New string** *\<string*> - String to replace the String to replace in the Source string.

### Examples

* *Example 1*

Replace("Kalipso is good.", "good", "very good")\
**Result** = Kalipso is very good.

* *Example 2*

Replace("Kalipso is very good.", "xpto", "bad")\
**Result** = Kalipso is very good.


---

# 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://doc.sysdevmobile.com/kalipso5/developing/form/expressions/functions/functions-descriptions/string-functions/replace.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.
