Programming-Idioms

Edit summary for version 84 by WHS:
[C++] clarification in comment

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2020-12-24, 16:54:32

2020-12-24, 16:54:53

Idiom #169 String length

Assign to integer n the number of characters of string s.

This can be different from the number of bytes of s.

Assign to integer n the number of characters of string s.

This can be different from the number of bytes of s.

n,s

n,s

size characters chars number runes

size characters chars number runes

int n = s.size();

int n = s.size();

Returns byte count if s is of type std::string, for other widths use a different specialization of std::basic_string

Returns byte count if s is of type std::string, for other character widths use a different specialization of std::basic_string

https://en.cppreference.com/w/cpp/string/basic_string/size

https://en.cppreference.com/w/cpp/string/basic_string/size

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