Programming-Idioms

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2018-02-14, 15:11:54

2018-02-14, 22:18:33

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.

size

size

import <string>

import <string>

std::string x = "string len";
int xlen = x.length();

int n = s.length();

1. make new string
2. x.length() returns string length

s is a std::string

http://www.cplusplus.com/reference/string/string/length/

http://www.cplusplus.com/reference/string/string/length/

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