# jsonc-parser v4.0.0-next.1

- Product: jsonc-parser (https://whatsnew.fyi/product/jsonc-parser)
- Vendor: Microsoft
- Date: 2026-03-10
- Version: v4.0.0-next.1
- Original notes: https://github.com/microsoft/node-jsonc-parser/releases/tag/v4.0.0-next.1
- Permalink: https://whatsnew.fyi/product/jsonc-parser/releases/v4.0.0-next.1
- Labels: Pre-release

What's New is an index, not a publisher: every entry below links to the vendor's own release notes, which are the authoritative source. Entries are labelled where they are hand-curated sample data, pre-releases, or drawn from a secondary source such as a developer blog.

Reuse: the summaries, labels and curation here are © What's New. Quote freely with attribution and a link back; wholesale republication of the corpus is not permitted — terms: https://whatsnew.fyi/terms. The vendors' own release notes remain their publishers'.

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- **fixed** — Fix off-by-one error in modify() when removing last array element
- **fixed** — Fix modify() producing invalid JSON when removing array elements
- **changed** — Upgrade brace-expansion to latest versions
- **changed** — Update brace-expansion dependency
- **changed** — Bump picomatch from 2.3.1 to 2.3.2
- **changed** — Bump flatted from 3.3.3 to 3.4.2

##### Changes:

* #122: chore: upgrade brace-expansion to latest versions
* #120: Fix off-by-one error in `modify()` when removing last array element
* #108: modify() produces invalid JSON when removing array elements
* #119: fix: npm audit fix - update brace-expansion dependency
* #118: Bump picomatch from 2.3.1 to 2.3.2
* #117: Bump flatted from 3.3.3 to 3.4.2

This list of changes was [auto generated](https://dev.azure.com/monacotools/Monaco/_build/results?buildId=446876&view=logs).