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C++ keyword: goto

From cppreference.com
< cpp‎ | keyword
 
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[edit] Usage

  • goto statement: as the declaration of the statement

[edit] Example

#include <cassert>
#include <string>
 
[[nodiscard]] auto get_first_line(const std::string& string)
{
    std::string first_line{};
    for (const auto character : string)
        switch (character)
        {
            case '\n':
                goto past_for; / breaks from 'range-for loop'
            default:
                first_line += character;
                break;
        }
past_for:
    return first_line;
}
 
int main()
{
    assert(get_first_line("Hello\nworld!") == "Hello");
}

[edit] See also

(since C++17)
(since C++23)
(since C++20)

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