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  1. // **************************************************
  2. // Function: getStringStats
  3. //
  4. // Description: analyzes a string and counts different
  5. //              types of characters
  6. //
  7. // Parameters: s[] - input string
  8. //
  9. // Returns: structure containing all counts
  10. //
  11. // **************************************************
  12.  
  13. #include <stdio.h>
  14. #include <ctype.h>
  15.  
  16. // structure definition
  17. struct stringStats
  18. {
  19.     int stringLength;
  20.     int upperCaseCount;
  21.     int lowerCaseCount;
  22.     int digitCount;
  23.     int spaceCount;
  24.     int nonAlnumCount;
  25.     int vowelCount;
  26.     int nonVowelCount;
  27.     int specialCharCount;
  28.     int symbolCount; //placeholder name
  29.     int hexCount;
  30.     int octalCount;
  31.     int binaryCount;
  32.     int punctCount;
  33.     int controlCount;
  34.     int printableCount;
  35. };
  36.  
  37. // function prototype
  38. struct stringStats getStringStats(char s[]);
  39.  
  40. int main()
  41. {
  42.     char input[100];
  43.     struct stringStats result;
  44.  
  45.     // get input from user
  46.     printf("Enter a string: ");
  47.     fgets(input, sizeof(input), stdin);
  48.  
  49.     // call function
  50.     result = getStringStats(input);
  51.  
  52.     // display results
  53.     printf("\nString Length: %d", result.stringLength);
  54.     printf("\nUppercase: %d", result.upperCaseCount);
  55.     printf("\nLowercase: %d", result.lowerCaseCount);
  56.     printf("\nDigits: %d", result.digitCount);
  57.     printf("\nSpaces: %d", result.spaceCount);
  58.     printf("\nNon-Alphanumeric: %d", result.nonAlnumCount);
  59.     printf("\nControl Characters: %d", result.controlCount);
  60.     printf("\nPrintable Characters: %d", result.printableCount);
  61.     printf("\nVowels: %d", result.vowelCount);
  62.     printf("\nNon-Vowels: %d", result.nonVowelCount);
  63.     printf("\nHex Digits: %d", result.hexCount);
  64.     printf("\nOctal Digits: %d", result.octalCount);
  65.     printf("\nBinary Digits: %d", result.binaryCount);
  66.     printf("\nPunctuation: %d", result.punctCount);
  67.     printf("\nSpecial Characters: %d\n", result.specialCharCount);
  68.  
  69.     return 0;
  70. }
  71.  
  72. struct stringStats getStringStats(char s[])
  73. {
  74.     struct stringStats st = {0};
  75.     int i = 0;
  76.  
  77.     while(s[i] != '\0')
  78.     {
  79.         char c = s[i];
  80.         st.stringLength++;
  81.  
  82.         if(isupper(c)) st.upperCaseCount++;
  83.         if(islower(c)) st.lowerCaseCount++;
  84.         if(isdigit(c)) st.digitCount++;
  85.         if(isspace(c)) st.spaceCount++;
  86.         if(!isalnum(c)) st.nonAlnumCount++;
  87.         if(iscntrl(c)) st.controlCount++;
  88.         if(isprint(c)) st.printableCount++;
  89.  
  90.         if(isalpha(c))
  91.         {
  92.             char l = tolower(c);
  93.             if(l=='a'||l=='e'||l=='i'||l=='o'||l=='u')
  94.                 st.vowelCount++;
  95.             else
  96.                 st.nonVowelCount++;
  97.         }
  98.  
  99.         if(isxdigit(c)) st.hexCount++;
  100.         if(c >= '0' && c <= '7') st.octalCount++;
  101.         if(c == '0' || c == '1') st.binaryCount++;
  102.         if(ispunct(c)) st.punctCount++;
  103.         if(ispunct(c)) st.specialCharCount++;
  104.  
  105.         i++;
  106.     }
  107.  
  108.     return st;
  109. }
  110.  
Success #stdin #stdout 0s 5296KB
comments (?)
stdin
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AsdfghBB  !!2345
stdout
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Enter a string: 
String Length: 16
Uppercase: 3
Lowercase: 5
Digits: 4
Spaces: 2
Non-Alphanumeric: 4
Control Characters: 0
Printable Characters: 16
Vowels: 1
Non-Vowels: 7
Hex Digits: 9
Octal Digits: 4
Binary Digits: 0
Punctuation: 2
Special Characters: 2
https://ideone.com/IgAsCV
language:
C (gcc 8.3)
created:
17 hours ago
visibility:
public

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