C program

EMPS intranet

Hi! Hi! Start main()

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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...
//
// Convert a string to UPPER CASE
//
 void shout(char string[]){
   ... 

»  int i;

»  for (i=0; stringi!='\0'; ++i) {
»    stringi=toupper(stringi);
  }
}

 int main(){
   ... 

»  char helloworld[16]="Hello, world";

»  printf("The original string is: %s\n", helloworld);
»  shout(helloworld);
»  printf("The upper-case string is: %s\n", helloworld);
 
»  return 0;
}

Memory

shout()
				132	133	134	135
				string = 212
144	145	146	147
i = -765992

main()
				212	213	214	215
				helloworld = 'H' 'e' 'l' 'l'
216	217	218	219	220	221	222	223
'o'	','	' '	'w'	'o'	'r'	'l'	'd'
224	225	226	227
'\0'	'\0'	'\0'	'\0'

NB: the actual memory address of each variable is the
address shown plus 4294201064 (0xFFF44EE8).

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Output

The  original  string is: Hello, world
The upper-case string is: HELLO, WORLD

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Try stepping through the code

Code

shout()

main()

Output