Jul 31, 2009 · Let's assume that your platform has eight-bit bytes, and suppose we have the bit pattern 10101010 . To a signed char , that value is −86.
Jan 16, 2009 · the answer is simple, your assumption that chars aren't used for math is wrong. · I think part of this is me forgetting that there's no distinct ...
Jan 13, 2010 · According to the C standard the signedness of plain char is "implementation defined". In general implementors chose whichever was more ...
Sep 28, 2017 · According to the C11 standard (read n1570), char can be signed or unsigned (so you actually have two flavors of C). What exactly it is is ...
Jun 13, 2013 · The signedness of a char that isn't either a signed char or unsigned char is implementation-defined. Many systems make it signed to match other ...
Dec 2, 2010 · The unsigned char simply means: Use the most significant bit instead of treating it as a bit flag for +/- sign when performing arithmetic ...
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Jan 1, 2015 · The following code prints No : #include <stdio.h> int main() { unsigned char a; a = -1; if(a == -1) printf("Yes\n"); else printf("No\n"); ...
May 27, 2009 · "Plain" char having unspecified signed-ness allows compilers to select whichever representation is more efficient for the target ...
Oct 24, 2022 · /--/ Whether plain char s are signed or unsigned is machine-dependent, but printable characters are always positive.
Aug 7, 2011 · 6 Answers. If I remember right, a "char" may be signed or unsigned (it depends on the compiler/implementation). If you need an unsigned char ...
