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Posted By

vdevos on 03/14/12


Tagged

hex c commandline read hexadecimal argument parsing


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Read hexadecimal argument from command line

 / Published in: C
 

This piece of code will read a hex argument such as: ff or ab from your command line and stores it as a integer

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  1. /* 
  2.    IN:  program ff aa
  3.    OUT: Values: ff, aa
  4. */
  5.  
  6. int main (int argc, char *argv[]) {
  7.  
  8.   unsigned int values[2];
  9.  
  10.   values[0] = strtol(argv[1], NULL, 16);
  11.   values[1] = strtol(argv[2], NULL, 16);
  12.  
  13.   printf("Values: %x, %x", values[0], values[1]);
  14. }

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