---
schema_version: "1"
id: 9cbaaecf43e7001fa55049d404b7e35209bfdbe4d1d50cbe08645c76facf6452
title: generateBoundary
collection: mulesoft
version: current
locale: ja-jp
portal_url: https://docs.salesforce.com/mulesoft/current/ja-jp/dataweave/2.4/dw-multipart-functions-generateboundary.md
canonical_url: https://docs.mulesoft.com/jp/dataweave/2.4/dw-multipart-functions-generateboundary
source_site: docs.mulesoft.com
content_type: documentation
content_hash: af828eac05e628dc9af70136b990ca5c173e6f2c8a6ee4cdb8aaa4ba1af437d5
description: MuleSoft Documentation Site
release: "2.4"
latest: false
---
# generateBoundary

## [](#generateboundary1)generateBoundary(len: Number = 70): String

`Multipart`​ データ構造の境界を生成するためのヘルパー関数。