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  Value and type of last evaluated expression: Address of array element: Address of array elementx:  (none)

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Code

 Header...

//
// Count the number of letters, digits, punctuation
// characters and spaces in a well-known phrase
//

 void countem(const char string[]){
»  int alphas=0, digits=0, spaces=0, punct=0, others=0;
»  int i;

»  for (i=0; stringi; ++i) {
»    if (isalpha(stringi)) 
      ++alphas;
    else if (isdigit(stringi)) 
      ++digits;
    else if (isspace(stringi)) 
      ++spaces;
    else if (ispunct(stringi)) 
      ++punct;
    else 
      ++others;
  }

»  printf("The string: %s\n"
   "contains %d letters, %d digits, %d spaces,\n"
   "%d punctuation characters and %d other characters\n", 
   string, alphas, digits, spaces, punct, others);
}
 ... 


 int main(){
»  char hello[]="Hello, world";
»  countem(hello);
»  return 0;
}
 ...
Memory

countem()

132
133
134
135
string = 231
136
137
138
139
140
141
142
143
?
?
?
?
alphas = 0
144
145
146
147
148
149
150
151
digits = 0
spaces = 0
152
153
154
155
156
157
158
159
punct = 0
others = 0
160
161
162
163
i = -4730936

main()

231
hello = 'H'
232
233
234
235
236
237
238
239
'e' 'l' 'l' 'o' ',' ' ' 'w' 'o'
240
241
242
243
'r' 'l' 'd' '\0'

NB: the actual memory address of each variable is the
address shown plus 4290236104 (0xFFB7CEC8).

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Output

The string: Hello, world
contains 10 letters, 0 digits, 1 spaces,
1 punctuation characters and 0 other characters
                                                                                                                                                                                                                                                                       
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