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Note

  • This example demonstrate the effects of if() statements, by highlighting parts of the code that been executed in bold dark red . Try it and see which parts of the code are executed and which are skipped over.
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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...

float y, x=-1.0;
  if (x>=0) 
      printf("x is greater than zero\n");
      y=sqrt(x);

Data

y (float)   x (float)
132   136
3.99805695e-34
  
-1

Memory

132
133
134
135
y = 3.99805695e-34
136
137
138
139
x = -1

NB: the actual memory address of each variable is the
address shown plus 4292518384 (0xFFDAA1F0).

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