---
title: "Codeunit 1235 XML Buffer Writer"
author: "Jonas Paprotka"
url: https://jonas-paprotka.de/ref/codeunit/1235-xml-buffer-writer/
type: codeunit
id: 1235
name: "XML Buffer Writer"
app: "Base Application"
namespace: System.IO
versions: "17-28"
build: 28.5.54151.54365
source: "https://jonas-paprotka.de/ref/codeunit/1235-xml-buffer-writer/source/29/"
checked: 2026-09-20
subject: "Microsoft Dynamics 365 Business Central"
license: "Content © 2026 Jonas Paprotka. Quote freely with attribution and a link."
---

# Codeunit 1235 XML Buffer Writer

Jonas Paprotka, https://jonas-paprotka.de/ref/codeunit/1235-xml-buffer-writer/

| | |
| --- | --- |
| App | Base Application |
| Namespace | System.IO |
| Versions | 17-28 |
| Source file | System/DataExchange/XMLBufferWriter.Codeunit.al |

## Procedures

| Name | Parameters | Returns | Access | Versions | Obsolete | Reason |
| --- | --- | --- | --- | --- | --- | --- |
| InitializeXMLBufferFrom | (var Record XML Buffer, Variant) | - | public | 17-28 | - | - |
| InitializeXMLBufferFromStream | (var Record XML Buffer, InStream) | - | public | 17-28 | - | - |
| InitializeXMLBufferFromText | (var Record XML Buffer, Text) | - | public | 17-28 | - | - |
| GenerateStructureFromPath | (var Record XML Buffer, Text) | - | public | 17-28 | - | - |
| GenerateStructure | (var Record XML Buffer, OutStream) | - | public | 17-28 | - | - |
| InsertAttribute | (var Record XML Buffer, Record XML Buffer, Integer, Integer, Text, Text) | - | public | 17-28 | - | - |
| InsertElement | (var Record XML Buffer, Record XML Buffer, Integer, Integer, Text, Text) | - | public | 17-28 | - | - |
| InsertProcessingInstruction | (var Record XML Buffer, Record XML Buffer, Integer, Integer, Text, Text) | - | public | 17-28 | - | - |
| InsertAttributeWithNamespace | (var Record XML Buffer, Record XML Buffer, Integer, Integer, Text, Text) | - | public | 18-28 | - | - |

## Events

| Kind | Name | Parameters | Versions | Obsolete | Reason |
| --- | --- | --- | --- | --- | --- |
| Integration event | OnBeforeCanPassValue | (Text, var Text, var Boolean, var Boolean) | 17-28 | Pending 26.0 | This event is obsolete and will be removed in a future release. There is no replacement. |
| Integration event | OnBeforeInsertAttribute | (var Record XML Buffer, Record XML Buffer, Integer, Integer, var Text, var Text, var Boolean) | 17-28 | - | - |
| Integration event | OnBeforeInsertElement | (var Record XML Buffer, Record XML Buffer, Integer, Integer, var Text, var Text, var Boolean) | 17-28 | - | - |
| Integration event | OnBeforeInsertAttributeWithNamespace | (var Record XML Buffer, Record XML Buffer, Integer, Integer, var Text, var Text, var Boolean) | 18-28 | - | - |
| Integration event | OnInsertElementOnBeforeInsertXMLBuffer | (var Record XML Buffer, Record XML Buffer, Integer, Integer, var Text, var Text) | 20-28 | - | - |
| Integration event | OnAfterReadAndInsertXmlElement | (var Record XML Buffer, Record XML Buffer, var Integer, var Record XML Buffer, var Integer) | 23-28 | - | - |

## Source

Symbols: Microsoft.BaseApplication.symbols.437dbf0e-84ff-417a-965d-ed2bb9650972, https://dynamicssmb2.pkgs.visualstudio.com/DynamicsBCPublicFeeds/_packaging/MSSymbols/nuget/v3/index.json, highest build per major on 2026-09-20.
AL source 29: https://github.com/microsoft/BCApps, MIT, releases/29.x at a66254c3b8b5bb1cea290dc8f9d097aec4381153.

Jonas Paprotka, 2026-09-20.