replace
Result is a new string where each instance of oldstring, in the input string value, is replaced by newstring.

Languages
Built-in, C++, C#, Java.
Parameters
| Name | Type | Description | 
|---|---|---|
| value | xs:string | The input value. | 
| oldstring | xs:string | The old string to be replaced. | 
| newstring | xs:string | The new string to act as replacement. |