Question

How to remove non alphabetic characters from string in C

Answer 1

#include <stdio.h> 
  
int main(void)
{   
    char s[90] = "c#$cpp, csharp!@!?< java &***()python ())%$php";
    int j;
    
    for (int i = 0; s[i]; i++)
    {
        while (!( (s[i] >= 'a' && s[i] <= 'z') || (s[i] >= 'A' && s[i] <= 'Z') || s[i] == '\0') )
        {
            for (j = i; s[j]; j++)
                s[j] = s[j + 1];
            s[j] = '\0';
        }
    }
    puts(s);
      
    return 0;
}
  
          
/*
run:
       
ccppcsharpjavapythonphp
 
*/

 

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