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  1. #include <stdio.h>
  2. #include <string.h>
  3.  
  4. int main(void)
  5. {
  6. 	const char *data_ptr = "user=foo&password=bar";  // getenv("QUERY_STRING");
  7. 	char data[strlen(data_ptr) + 1];  // +1 for the string terminator
  8. 	strcpy(data, data_ptr);
  9.  
  10. 	char *name = strtok(data, "&");
  11. 	while (name != NULL)
  12. 	{
  13. 	    char *value_sep = strchr(name, '=');
  14. 	    if (value_sep != NULL)
  15. 	    {
  16. 	        *value_sep = '\0';
  17. 	        char *value = ++value_sep;
  18.  
  19. 	        printf("Name = %s\r\n", name);
  20. 	        printf("Value = %s\r\n", value);
  21. 	    }
  22. 	    else
  23. 	    {
  24. 	        printf("Malformed query string\r\n");
  25. 	    }
  26.  
  27. 	    name = strtok(NULL, "&");
  28. 	}
  29.  
  30. 	return 0;
  31. }
  32.  
Success #stdin #stdout 0s 2168KB
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stdin
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Standard input is empty
stdout
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Name = user
Value = foo
Name = password
Value = bar
https://ideone.com/rLovYk
language:
C (gcc 8.3)
created:
7 years ago
visibility:
public

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