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  1. #include <stdio.h>
  2.  
  3. int main(void) {
  4. 	printf("\\x can escape a single hex digit: TAB\x9TAB");
  5. 	printf("\n\n");
  6.  
  7. 	printf("Three UTF-8 bytes via \\x: \xE0\xBC\x82");    // U+0F02
  8. 	printf("\n");
  9. 	printf("Four UTF-8 bytes via \\x: \xF0\x9F\x91\xBE"); // U+1F47E
  10.  
  11. 	printf("\n\n");
  12.  
  13. 	printf("The \\U syntax requires 8 hex digits (first two are always 0):\n");
  14. 	printf("Code Point / UTF-32 via \\U: \U00000F02");
  15. 	printf("\n");
  16. 	printf("Code Point / UTF-32 via \\U: \U0001F47E");
  17.  
  18. 	return 0;
  19. }
  20.  
Success #stdin #stdout 0s 9424KB
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stdin
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Standard input is empty
stdout
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\x can escape a single hex digit: TAB	TAB

Three UTF-8 bytes via \x: ༂
Four UTF-8 bytes via \x: 👾

The \U syntax requires 8 hex digits (first two are always 0):
Code Point / UTF-32 via \U: ༂
Code Point / UTF-32 via \U: 👾
https://ideone.com/UQTUt4
language:
C (gcc 8.3)
created:
4 years ago
visibility:
secret

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