# Interface: StringInsertion ## Table of contents ### Properties - [index](/reference/core-api/devkit/documents/StringInsertion#index): number - [text](/reference/core-api/devkit/documents/StringInsertion#text): string - [type](/reference/core-api/devkit/documents/StringInsertion#type): Insert ## Properties ### index • **index**: `number` Place in the original text to insert new text --- ### text • **text**: `string` Text to insert into the original text --- ### type • **type**: [`Insert`](/reference/core-api/devkit/documents/ChangeType#insert)