Like FromHex(std::string_view str), but allows an "0x" prefix and pads the input with leading zeroes if it is shorter than the expected length of uintN_t::size()*2.
Synopsis
Declared in <uint256.h>
template<class uintN_t>
std::optional<uintN_t>
FromUserHex(std::string_view input);Description
Designed to be used when dealing with user input.
Return Value
The parsed value, or std::nullopt if the input is invalid.
Parameters
Name |
Description |
input |
The hex string to parse, optionally prefixed with "0x". |
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