std::experimental::basic_string_view<CharT,Traits>:: substr
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basic string view
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std::experimental::basic_string_view
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constexpr
basic_string_view
substr ( size_type pos = 0 , size_type count = npos ) const ; |
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Gibt eine Ansicht der Teilzeichenkette
[pos, pos + rcount)
zurück, wobei
rcount
der kleinere Wert von
count
und
size
(
)
-
pos
ist.
Inhaltsverzeichnis |
Parameter
| pos | - | Position des ersten Zeichens |
| count | - | angeforderte Länge |
Rückgabewert
Ansicht des Teilstrings
[pos, pos + rcount)
.
Ausnahmen
std::out_of_range wenn pos > size ( )
Komplexität
Konstante.
Siehe auch
|
kopiert Zeichen
(öffentliche Elementfunktion) |
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sucht Zeichen in der Ansicht
(öffentliche Elementfunktion) |