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- Effect Schema
Uint.toHex
Convert Uint256 to hex string with 0x prefix
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Convert Uint256 to hex string with 0x prefix
import { UintSchema } from '@tevm/voltaire/Uint/effect'
const u = UintSchema.from(255n)
u.toHex(false) // '0xff'
Uint.toHex(Uint(0n)) // "0x0"
Uint.toHex(Uint(1n)) // "0x1"
Uint.toHex(Uint(15n)) // "0xf"
Uint.toHex(Uint(16n)) // "0x10"
Uint.toHex(Uint(255n)) // "0xff"
Uint.toHex(Uint(256n)) // "0x100"
Uint.toHex(Uint(0xdeadbeefn)) // "0xdeadbeef"
// Never returns without prefix
Uint.toHex(Uint(255n)) // "0xff" (not "ff")
const value = Uint(12345n)
console.log(`Value: ${Uint.toHex(value)}`) // "Value: 0x3039"
// Format for JSON-RPC
const balance = Uint(1000000000000000000n)
const rpcValue = Uint.toHex(balance) // "0xde0b6b3a7640000"
await eth_sendTransaction({
value: rpcValue
})
const slot = Uint(5n)
const key = Uint.toHex(slot) // "0x5"
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