# std::chrono::tzdb::locate_zone

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< cpp‎ | chrono‎ | tzdb

const std::chrono::time_zone * locate_zone( std::string_view tz_name) const; |  | (since C++20)

Obtains a pointer to a std::chrono::time_zone in this database that represents the time zone designated by `tz_name`. If `p` is the returned pointer, then either p->name() == tz_name or that there is a std::chrono::link `l` in this database such that p->name() == l.target() and l.name() == tz_name.

### Return value

A pointer to the std::chrono::time_zone in this database that represents the time zone designated by `tz_name`.

### Exceptions

Throws std::runtime_error if no such `time_zone` can be found.

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