Aug 4, 2025 · The stringizing operator (#) is a preprocessor operator that causes the corresponding actual argument to be enclosed in double quotation marks. When the # operator is placed before an …

Jan 21, 2021 · What is the Hash sign (#) in Excel formulas and when should you use it? The hash sign was the best addition to Excel and you SHOULD be using it. But most people use it wrong. Check …

Jun 21, 2024 · Returns a value of type std::size_t that represents the hash value of key. For two parameters k1 and k2 that are equal, std::hash<Key>()(k1)==std::hash<Key>()(k2).

Aug 3, 2021 · The double-number-sign or token-pasting operator (##), which is sometimes called the merging or combining operator, is used in both object-like and function-like macros.

These operators are used to manipulate tokens during macro expansion. The " #" operator converts a macro parameter into a string literal, while the " ##" operator concatenates two tokens into a single …

Aug 3, 2021 · The number-sign or "stringizing" operator (#) converts macro parameters to string literals without expanding the parameter definition. It's used only with macros that take arguments.

The length operator is denoted by the unary operator #. The length of a string is its number of bytes (that is, the usual meaning of string length when each character is one byte).

The use of the hash symbol in a hashtag is a phenomenon conceived by Chris Messina, and popularized by social media network Twitter, as a way to direct conversations and topics amongst …

Jun 5, 2012 · It is used like this: a = b /100# I don't understand the significance of # after the 100? The type-declaration character for Double is the number sign (#). Also called HASH. Other type …

Mar 9, 2023 · Learn the C# operators and expressions, operator precedence, and operator associativity.