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CSS
line-clamp
The line-clamp CSS property limits the text in a block container to a certain number of lines. The prefixed -webkit-line-clamp is widely supported but only works with -webkit-box-orient: vertical in combination with display: -webkit-box or display: -webkit-inline-box.
Community use cases (4)
Community signal summary
Web developers emphasize that native support for
line-clampis crucial for achieving predictable text block heights across diverse scripts and typographic rendering contexts [1]. A primary architectural pain point is that precise text truncation and bounding box dimensions cannot be calculated on the server side, as client-specific font metrics, fallback fonts, and final layout geometry are impossible to know prior to rendering on the user's device [1].Without native, standardized layout support for
line-clamp, developers must rely on client-side JavaScript DOM measurements or brittle CSS overflow hacks to approximate character limits. These client-side workarounds introduce notable performance penalties, such as layout thrashing, re-renders, and increased script overhead across complex multi-script design systems. Developer signals strongly favor full platform consensus and standardized implementation ofline-clamp, allowing browser rendering engines to natively manage font-agnostic text truncation and layout containment deterministically [1].Generated by AI from community comments and may contain inaccuracies. Read the comments below for full developer context.
This summary covers all 4 comments, is up to date, and was last updated on September 5, 2026.
It enables relative predictability of the height of the text block across different scripts and fonts, whilst the text is being truncated at the right length [for the given script and font]. This is impossible to calculate at the server-side, outside of the client, as the used font and dimensions of the resulting rectangle cannot be known in advance.
Pls restricted the FF Flip letters
And tyyy
#267