# std::experimental::filesystem::filesystem_error::what

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< cpp‎ | experimental‎ | fs‎ | filesystem error

const char* what() const; |  | (filesystem TS)

Returns the explanatory byte string that was stored in the exception object.

### Parameters

(none)

### Exceptions

`noexcept` specification:
noexcept

### See also

| This section is incomplete

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