WebApr 5, 2024 · Expressions and operators. This chapter describes JavaScript's expressions and operators, including assignment, comparison, arithmetic, bitwise, logical, string, ternary and more. At a high level, an expression is a valid unit of code that resolves to a value. WebOct 24, 2013 · 4 Answers Sorted by: 16 The &= and the ++ together are the same as X = (X + 1) % 1024; but can be computed faster by the CPU. 1024-1 is 11 1111 1111 in binary, …
Bitwise operations in C - Wikipedia
WebThe (bitwise inclusive OR) operator compares the values (in binary format) of each operand and yields a value whose bit pattern shows which bits in either of the operands has the value 1.If both of the bits are 0, the result of that bit is 0; otherwise, the result is 1.. Both operands must have an integral or enumeration type. The usual arithmetic conversions … WebSep 28, 2024 · A word of caution: bitwise operators vs. boolean operators. It is very easy to confuse the bitwise operators in C++ with the boolean operators. For instance, the bitwise AND operator & is not the same as the boolean AND operator &&, for two reasons: They don't calculate numbers the same way. Bitwise & phonelink security ireland
O.2 — Bitwise operators – Learn C++ - LearnCpp.com
WebApr 5, 2024 · Logical OR assignment short-circuits, meaning that x = y is equivalent to: x (x = y); No assignment is performed if the left-hand side is not falsy, due to short-circuiting of the logical OR operator. For example, the following does not throw an error, despite x being const: const x = 1; x = 2; Neither would the following trigger the setter: WebApr 5, 2024 · You can use optional chaining when attempting to call a method which may not exist. This can be helpful, for example, when using an API in which a method might be unavailable, either due to the age of the implementation or because of a feature which isn't available on the user's device. Using optional chaining with function calls causes the ... WebSee Page 1. 4.2 Bitwise operators (&, , ^, ~, <<, >> ) Bitwise operators modify variables considering the bit patterns that represent the values they store. Operator Asm equivalent Description & AND Bitwise AND OR Bitwise inclusive OR ^ XOR Bitwise exclusive OR ~ NOT Unary complement (bit inversion) << SHL Shift bits left. phonelink iphone windows