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operator==,!=,<,<=,>,>=(std::basic_string) - cppreference.com

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`template< class T, class Alloc > bool operator==( basic_string<T,Alloc>& lhs, basic_string<T,Alloc>& rhs );`	(1)

`template< class T, class Alloc > bool operator!=( basic_string<T,Alloc>& lhs, basic_string<T,Alloc>& rhs );`	(2)

`template< class T, class Alloc > bool operator<( basic_string<T,Alloc>& lhs, basic_string<T,Alloc>& rhs );`	(3)

`template< class T, class Alloc > bool operator<=( basic_string<T,Alloc>& lhs, basic_string<T,Alloc>& rhs );`	(4)

`template< class T, class Alloc > bool operator>( basic_string<T,Alloc>& lhs, basic_string<T,Alloc>& rhs );`	(5)

`template< class T, class Alloc > bool operator>=( basic_string<T,Alloc>& lhs, basic_string<T,Alloc>& rhs );`	(6)

Confronta il contenuto di due stringhe.

Original:

Compares the contents of two strings.

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1-2)

Verifica se il contenuto di lhs e rhs sono uguali, cioè lhs.size() == rhs.size() e ogni carattere lhs ha carattere equivalente in rhs nella stessa posizione.

Original:

Checks if the contents of lhs and rhs are equal, that is, lhs.size() == rhs.size() and each character in lhs has equivalent character in rhs at the same position.

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3-6)

Confronta i contenuti di lhs e rhs lessicografico. Il confronto viene eseguito da una funzione equivalente a std::lexicographical_compare.

Original:

Compares the contents of lhs and rhs lexicographically. The comparison is performed by a function equivalent to std::lexicographical_compare.

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Parametri

lhs, rhs

-

stringhe il cui contenuto di confrontare

Original:

strings whose contents to compare

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Valore di ritorno

1)

true se il contenuto delle stringhe sono equivalenti, false altrimenti

Original:

true if the contents of the strings are equivalent, false otherwise

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2)

true se il contenuto delle stringhe non sono equivalenti, false altrimenti

Original:

true if the contents of the strings are not equivalent, false otherwise

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3)

true se il contenuto del lhs sono lessicograficamente' meno rispetto ai contenuti di rhs, false altrimenti

Original:

true if the contents of the lhs are lexicographically less than the contents of rhs, false otherwise

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4)

true se il contenuto del lhs sono lessicograficamente' meno di o uguale' il contenuto di rhs, false altrimenti

Original:

true if the contents of the lhs are lexicographically less than or equal the contents of rhs, false otherwise

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5)

true se il contenuto del lhs sono lessicograficamente' maggiore rispetto ai contenuti di rhs, false altrimenti

Original:

true if the contents of the lhs are lexicographically greater than the contents of rhs, false otherwise

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6)

true se il contenuto del lhs sono lessicograficamente' maggiore di o uguale' il contenuto di rhs, false altrimenti

Original:

true if the contents of the lhs are lexicographically greater than or equal the contents of rhs, false otherwise

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Complessità

Lineare nella dimensione delle corde.

Original:

Linear in the size of the strings.

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