isprint


function template
<locale> 
template <class charT>
  bool isprint ( charT c, const locale& loc );

Check if character is printable using locale

Checks whether c is a white-space character using ctype facet of locale loc, returning the same as a call to:

  
use_facet < ctype<charT> > (loc).is (ctype_base::print, c)


This function replicates the functionality of its C-library equivalent isprint. See isprint for more info.

Parameters

c
Character to be checked.
loc
Locale to be used. Shall have facet ctype present.


Template parameter charT is the character type.

Return Value

true if indeed c is a printable character, false otherwise.

Example

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// isprint example (C++)
#include <iostream>
#include <string>
#include <locale>
using namespace std;

int main ()
{
  locale loc;
  string str="first line \n second line \n";
  for (size_t i=0; i<str.length(); ++i)
  {
    if (!isprint(str[i])) break;
    cout << str[i];
  }
  return 0;
}


Output:
First line


See also

ctype Character type facet (class template)
isprint (cctype) Check if character is printable (function)
iscntrl Check if character is a control character using locale (function template)
isspace Check if character is a white-space using locale (function template)
isalnum Check if character is alphanumeric using locale (function template)