29 lines
613 B
C++
29 lines
613 B
C++
#pragma once
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#include <string_view>
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#include <cstdint>
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namespace fxn
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{
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inline constexpr char ToLower(const char c) noexcept
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{
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return (c >= 'A' && c <= 'Z') ? (c - 'A' + 'a') : c;
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}
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inline constexpr unsigned int HashString(std::string_view str) noexcept
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{
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std::uint32_t hash = 0;
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for (char ch : str)
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{
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hash += ToLower(ch);
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hash += (hash << 10);
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hash ^= (hash >> 6);
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}
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hash += (hash << 3);
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hash ^= (hash >> 11);
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hash += (hash << 15);
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return hash;
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}
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} |