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// C character constants
// Source: https://en.cppreference.com/w/c/language/character_constant
#include <stddef.h>
#include <stdio.h>
#include <uchar.h>
int main (void)
{
printf("constant value \n");
printf("-------- ----------\n");
// integer character constants,
int c1='a'; printf("'a':\t %#010x\n", c1);
// implementation-defined
int c2='🍌'; printf("'🍌':\t %#010x\n\n", c2);
// multicharacter constant
int c3='ab'; printf("'ab':\t %#010x\n\n", c3); // implementation-defined
// 16-bit wide character constants
char16_t uc1 = u'a'; printf("'a':\t %#010x\n", (int)uc1);
char16_t uc2 = u'¢'; printf("'¢':\t %#010x\n", (int)uc2);
char16_t uc3 = u'猫'; printf("'猫':\t %#010x\n", (int)uc3);
// implementation-defined (🍌 maps to two 16-bit characters)
char16_t uc4 = u'🍌'; printf("'🍌':\t %#010x\n\n", (int)uc4);
// 32-bit wide character constants
char32_t Uc1 = U'a'; printf("'a':\t %#010x\n", (int)Uc1);
char32_t Uc2 = U'¢'; printf("'¢':\t %#010x\n", (int)Uc2);
char32_t Uc3 = U'猫'; printf("'猫':\t %#010x\n", (int)Uc3);
char32_t Uc4 = U'🍌'; printf("'🍌':\t %#010x\n\n", (int)Uc4);
// wide character constants
wchar_t wc1 = L'a'; printf("'a':\t %#010x\n", (int)wc1);
wchar_t wc2 = L'¢'; printf("'¢':\t %#010x\n", (int)wc2);
wchar_t wc3 = L'猫'; printf("'猫':\t %#010x\n", (int)wc3);
wchar_t wc4 = L'🍌'; printf("'🍌':\t %#010x\n\n", (int)wc4);
}
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