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Apr 26, 2012 · 323. This is the ternary conditional operator, which can be used anywhere, not just the print statement. It's sometimes just called "the ternary operator", but it's not the only ternary operator, just the most common one. Here's a good example from Wikipedia demonstrating how it works: A traditional if-else construct in C, Java and JavaScript ...
Sep 12, 2021 · The question mark is the conditional operator. The code means that if f==r then 1 is returned, otherwise, return 0. The code could be rewritten as The code means that if f==r then 1 is returned, otherwise, return 0.
Jun 7, 2011 · Please edit to add additional details that will help others understand how this addresses the question asked. You can find more information on how to write good answers in the help center . – Community Bot
It means that the value type in question is a nullable type Nullable types are instances of the System.Nullable struct. A nullable type can represent the correct range of values for its underlying value type, plus an additional null value.
48. Question marks have different meaning in C# depending on the context. The Null-Conditional Operator(MSDN, What does the question mark in member access mean in C#? Console.Write(myObject?.Items?[0].ToString());
Sep 9, 2012 · I'm trying to translate a Verilog program into VHDL and have stumbled across a statement where a question mark (?) operator is used in the Verilog program. The following is the Verilog code; 1 module music (clk, speaker); 2 input clk; 3 output speaker; 4 parameter clkdivider = 25000000/440/2; 5 reg [23:0] tone; 6 always @ (posedge clk) tone ...
Oct 24, 2011 · Some Other Uses of Question marks in regular expressions. Apart from what's explained in other answers, there are still 3 more uses of Question Marks in regular expressions. Negative Lookahead. Negative lookaheads are used if you want to match something not followed by something else.
207. value = b if a > 10 else c. For Python 2.4 and lower you would have to do something like the following, although the semantics isn't identical as the short circuiting effect is lost: value = [c, b][a > 10] There's also another hack using 'and ... or' but it's best to not use it as it has an undesirable behaviour in some situations that can ...
Simply put, use if whenever possible, and only use the conditional operator when you need to branch on expressions. Chosen as answer because you addressed the why, as well as the what. This is the ternary operator. (s [i] == '-') ? -1 : 1; returns -1 if s [i] == '-' and 1 otherwise. This value is then assigned to sign.
Aug 12, 2014 · 2. It means your Unicode text is getting converted to ANSI text somewhere. Since Unicode characters outside of Latin-1 can't be converted to ANSI, they are converted to question marks. Make sure that your program is compiled with Unicode support on (i.e. the preprocessor symbols UNICODE and _UNICODE are #defined by your project), so that you're ...
