57 lines
1.6 KiB
C
57 lines
1.6 KiB
C
// C string literals
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// Source: https://en.cppreference.com/w/c/language/string_literal
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#include <inttypes.h>
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#include <locale.h>
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#include <stddef.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <uchar.h>
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int main(void)
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{
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char s1[] = "a猫🍌"; // or "a\u732B\U0001F34C"
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#if __STDC_VERSION__ >= 202311L
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char8_t
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#else
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char
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#endif
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s2[] = u8"a猫🍌";
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char16_t s3[] = u"a猫🍌";
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char32_t s4[] = U"a猫🍌";
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wchar_t s5[] = L"a猫🍌";
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setlocale(LC_ALL, "en_US.utf8");
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printf(" \"%s\" is a char[%zu] holding { ", s1, sizeof s1 / sizeof *s1);
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for(size_t n = 0; n < sizeof s1 / sizeof *s1; ++n)
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printf("0x%02X ", +(unsigned char)s1[n]);
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puts("}");
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printf(
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#if __STDC_VERSION__ >= 202311L
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"u8\"%s\" is a char8_t[%zu] holding { "
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#else
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"u8\"%s\" is a char[%zu] holding { "
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#endif
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, s2, sizeof s2 / sizeof *s2);
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for(size_t n = 0; n < sizeof s2 / sizeof *s2; ++n)
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#if __STDC_VERSION__ >= 202311L
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printf("0x%02X ", s2[n]);
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#else
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printf("0x%02X ", +(unsigned char)s2[n]);
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#endif
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puts("}");
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printf(" u\"a猫🍌\" is a char16_t[%zu] holding { ", sizeof s3 / sizeof *s3);
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for(size_t n = 0; n < sizeof s3 / sizeof *s3; ++n)
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printf("0x%04" PRIXLEAST16" ", s3[n]);
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puts("}");
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printf(" U\"a猫🍌\" is a char32_t[%zu] holding { ", sizeof s4 / sizeof *s4);
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for(size_t n = 0; n < sizeof s4 / sizeof *s4; ++n)
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printf("0x%08" PRIXLEAST32" ", s4[n]);
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puts("}");
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printf(" L\"%ls\" is a wchar_t[%zu] holding { ", s5, sizeof s5 / sizeof *s5);
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for(size_t n = 0; n < sizeof s5 / sizeof *s5; ++n)
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printf("0x%08X ", (unsigned)s5[n]);
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puts("}");
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}
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