string::size


public member function
size_t size() const;

Return length of string

Returns a count of the number of characters in the string.

string::length is an alias of string::size, returning both the exact same value.

Parameters

none

Return Value

The number of characters that conform the string's content.

size_t is an unsigned integral type.

Example

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// string::size
#include <iostream>
#include <string>
using namespace std;

int main ()
{
  string str ("Test string");
  cout << "The size of str is " << str.size() << " characters.\n";
  return 0;
}


Output:
The size of str is 11 characters.


Basic template member declaration

( basic_string<charT,traits,Allocator> )
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typedef typename Allocator::size_type size_type;
size_type size() const;


See also

string::resize Resize string (public member function)
string::max_size Return maximum size of string (public member function)
string::capacity Return size of allocated storage (public member function)