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# std::basic_string_view::at

From cppreference.com
< cpp‎ | string‎ | basic string view

constexpr const_reference at(size_type pos) const; |  | (since C++17)

Returns a reference to the character at specified location `pos`. Bounds checking is performed, exception of type std::out_of_range will be thrown on invalid access.

### [edit] Parameters

pos | - | position of the character to return

### [edit] Return value

Reference to the requested character.

### [edit] Exceptions

Throws std::out_of_range if pos >= size().

### [edit] Complexity

Constant.

### [edit] See also

operator[] | access specified character (public member function) [edit]

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