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Unicode Line Break Inspector

Process unicode line break inspector locally with complete copy/download and explicit rules.

unicode-line-break-inspectorLOCAL WORKSPACE

Enabling local controls…

Inputs and settings

Processed in this tab without uploading or storing inputs. Each text field is limited to 32 KiB and complete output to 1 MiB; additional format and model limits apply.

Results

Review the settings and run. Editing inputs clears old results.

Processing model and limits

Official Unicode17 Line_Break classes with a conservative common-boundary model: CRLF kept together, mandatory controls/end, NBSP/WJ/combining/emoji-grapheme protection, space/hyphen/ZW and adjacent ideograph opportunities. Marked output uses ¦ optional/↵ mandatory. NOT full UAX14: contextual rules, scripts, dictionary tailoring and CSS layout are incomplete. ≤4096 code points; native grapheme data may differ. Each text field is limited to 32 KiB; complete output to 1 MiB. Runs in a one-second local Worker, with no network requests.

Data and model checked: ToolHubEN source controls ↗UAX14 Line Breaking ↗

How to use this tool

Load the example, confirm field units and processing rules, then run locally. Editing any input clears the old result. Copy or download the complete output explicitly.

When not to use it

Official Unicode17 Line_Break classes with a conservative common-boundary model: CRLF kept together, mandatory controls/end, NBSP/WJ/combining/emoji-grapheme protection, space/hyphen/ZW and adjacent ideograph opportunities. Marked output uses ¦ optional/↵ mandatory. NOT full UAX14: contextual rules, scripts, dictionary tailoring and CSS layout are incomplete. ≤4096 code points; native grapheme data may differ. Each text field is limited to 32 KiB; complete output to 1 MiB. Runs in a one-second local Worker, with no network requests.