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tailwind-merge
Core details
Title
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Description
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tailwind-merge is a utility to merge Tailwind class strings, resolving conflicts (e.g., p-4 p-2 -> p-2) for conditional styling without duplicates. Essential for dynamic classes.
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Usage & Trade-offs
All fields support markdown. Use concise bullets and concrete situations.
When to use it
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Use tailwind-merge when: - Conditional Tailwind props. - Component libraries. - Avoiding class bloat. - shadcn/ui setups.
Pros
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- Clean merged strings. - Conflict resolution. - Tiny size. - TS safe. - No runtime cost.
Cons
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- Tailwind only. - Manual import. - Edge cases rare. - Alternatives clsx. - Learning rules.
Notes
Note: twMerge('p-4 md:p-2 active:p-1'). Chain with clsx. ESLint no-dupe.
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