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Dataset 20260827-2142-2f1b575 · measured 2026-08-27 21:42 UTC
text-box
–not implementedcss-inline-3
The engine's CSS parser does not know this property name, so the declaration is dropped where it is read.
What the specification says
- Initial value
- normal
- Applies to
- block containers, multi-column containers, and inline boxes
- Inherited
- no
- Percentages
- N/A
- Computed value
- the specified keyword
- Syntax
- normal | <'text-box-trim'> || <'text-box-edge'>
The measurements
Each example is one declaration on a small page, drawn by Chrome and by our engine. Drag the handle to wipe between them.
text-box:text alphabetic–not implemented
Our renderChrome14,027 pixels differ from Chrome, the largest by 238 of 255 on one channel.
- Differing pixels
- 14,027
- Max channel delta
- 238
text-box:trim-both–not implemented
Our renderChrome13,367 pixels differ from Chrome, the largest by 238 of 255 on one channel.
- Differing pixels
- 13,367
- Max channel delta
- 238
text-box:text–not implementedOur renderChrome13,367 pixels differ from Chrome, the largest by 238 of 255 on one channel.
- Differing pixels
- 13,367
- Max channel delta
- 238
text-box:text text–not implementedOur renderChrome13,367 pixels differ from Chrome, the largest by 238 of 255 on one channel.
- Differing pixels
- 13,367
- Max channel delta
- 238
text-box:cap text–not implementedOur renderChrome13,367 pixels differ from Chrome, the largest by 238 of 255 on one channel.
- Differing pixels
- 13,367
- Max channel delta
- 238
text-box:ex text–not implementedOur renderChrome13,367 pixels differ from Chrome, the largest by 238 of 255 on one channel.
- Differing pixels
- 13,367
- Max channel delta
- 238
text-box:auto–not implementedOur renderChrome13,367 pixels differ from Chrome, the largest by 238 of 255 on one channel.
- Differing pixels
- 13,367
- Max channel delta
- 238
text-box:trim-start–not implemented
Our renderChrome12,418 pixels differ from Chrome, the largest by 221 of 255 on one channel.
- Differing pixels
- 12,418
- Max channel delta
- 221
text-box:trim-end–not implemented
Our renderChrome3,501 pixels differ from Chrome, the largest by 45 of 255 on one channel.
- Differing pixels
- 3,501
- Max channel delta
- 45
Which values were measured
“Supported” on one example means “supported at the value we tried”. The property’s declared grammar has 17 branches; 9 of them carry a measurement. The publishing ceiling is 12 examples per property — a branch past it is left out by our choice, not by accident.
| Value | Measured |
|---|---|
| trim-start | –not implemented |
| trim-end | –not implemented |
| trim-both | –not implemented |
| text | –not implemented |
| ideographic | not measured |
| ideographic-ink | not measured |
| text text | –not implemented |
| ideographic text | not measured |
| ideographic-ink text | not measured |
| cap text | –not implemented |
| ex text | –not implemented |
| text ideographic | not measured |
| text ideographic-ink | not measured |
| text alphabetic | –not implemented |
| normal | not measured |
| none | not measured |
| auto | –not implemented |
Measured against Chrome 148.0.7778.96 on 2026-08-27, with up to 40 candidate values tried per property. All properties · How the measurement works