Parses a uint256 from user‐supplied hex, allowing a "0x" prefix and padding.
Synopsis
Declared in <uint256.h>
static
std::optional<uint256>
FromUserHex(std::string_view str);Return Value
The parsed uint256, or std::nullopt if the string is invalid.
Parameters
Name |
Description |
str |
The hex string to parse. |
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