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> Fetch the complete documentation index at: https://voltaire.tevm.sh/llms.txt
> Use this file to discover all available pages before exploring further.

# Uint.isValid

> Type guard to check if value is valid Uint256

<Card title="Try it Live" icon="play" href="https://playground.tevm.sh?example=primitives/uint.ts">
  Run Uint examples in the interactive playground
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<Tabs />

## See Also

* [tryFrom](/primitives/uint256/try-from) - Safe constructor
* [from](/primitives/uint256/from) - Universal constructor