Questions tagged [sbyte]
8 questions
1
vote
1 answer
Why casting big double value in sbyte returns 0 in C#?
I actually test the casting behavior in C# in unchecked context. Like the documentation said, in unchecked context, the cast always succeed. But sometimes, in particular cases, the cast from one specific type to another type give unexpected…
TheRealDuBoySem
- 13
- 4
1
vote
1 answer
Why [1111 1111] represents as -1 but not 255 in Integer?
I do a number sign replacement according to the rule: invert bit by bit, and add 1, but I work with an integer data type not sbyte. How does the compiler understand that I am changing the sign,
and not returning the value 255?
int operand1…
Pobaranchuk
- 165
- 2
- 5
1
vote
2 answers
How can I pass a C# String-like variable to a sbyte* parameter?
I inherited a C++ DLL with its related header file, with functions declared like
int func1(int i);
int func2(char* s);
I also inherited a reference VC++ reference class that wraps the above DLL to be used in C# environment
public ref class…
Daniele Nardi
- 25
- 1
- 5
1
vote
1 answer
Simplify if-clauses when checking for range and setting default value
I have a function that converts a double value into the sbyte and returns its hex representation:
string convertToSByte(double num, double factor)
{
double _Value = num * factor;
if (_Value > 127)
{
_Value = 127;
}
else…
Mong Zhu
- 20,890
- 7
- 33
- 66
0
votes
0 answers
Udp sbyte send/receive
I am communicating with a device in UDP, I send byte type values from 0 to 255 and some Sbyte type values from -128 to +127. my question arises in relation to the Sbyte type value.
How I can send them via UDP while the UDPclient only takes a…
QuatreHuit
- 1
- 5
0
votes
0 answers
Assigning a year value to sbyte
I am using a function which is present in a library which I cannot modify. That function is used to set the Date by the user. Its parameters are
SetDate(sbyte day, sbyte month, sbyte year)
When I assign 2019. I want to assign 2019 to sbyte year.…
chaudhry
- 37
- 7
0
votes
1 answer
How -128 fits in a sbyte
As I remember we had learned that signed integer types (sbyte, short, int , long)
the first bit is for the sign and the latter 7 bit is for the value.
I saw that sbyte range is -128 to 127 while I thought it must be -127 to 127.
I tried some codes…
Ashkan Mobayen Khiabani
- 30,915
- 26
- 90
- 147
-3
votes
1 answer
Creating 100 variables
So I created an array with 100 variables using Enumerable.Range. The data type is limited to Int32.
Problem
How can I create the same array with SByte?
Am I right in thinking I would need to use a loop to create and index the variables?
I have…
ChristAHFER
- 3
- 2