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cpp:cctype:isalpha

isalpha

    int isalpha(int chr);

check if a character Alphabetical

cpp Sourcecode Example

#include <iostream> /* including standard library */
#include <string>
#include <cctype>
 
using namespace std;
int main ( void )
{
  int i;
  string str="Test -!&%1";
  for (i=0; i <= 11;i++)
    {
     if ( isalpha(str[i]) != 0 )
      {
       cout << "Character " << i << " is alphabetical" << endl;
      }
    }
  return 0;
}

output

  Character 0 is alphabetical
  Character 1 is alphabetical
  Character 2 is alphabetical
  Character 3 is alphabetical
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cpp/cctype/isalpha.txt · Last modified: 2012/10/12 15:03 (external edit)

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