Ruby If Or One Line

If var 10 print variable is 10 else print variable is something else end.

Ruby if or one line.

I m getting into the habit of using these a lot more consistently so i wanted to share. The overflow blog the overflow 36. But when you want to check for the opposite not true false. If var 10 print variable is 10 end.

Notice that we use two equal symbols to mean equality. Ruby program that uses one line if statements variable equals 5. I was trying to do a simple one liner while loop in ruby using the curly braces. If you don t this right you won t get the expected results.

Here we will explain all the conditional statements and modifiers available in ruby. It has the same functionality as an if statement that tests for false not true. If else if syntax. I was sucessful in the following formats.

Puts greater than 5 if i 5 puts not greater than 5 if i 5 output not greater than 5. One equals sign in ruby means assignment make sure to use when you want to find out if two things are the same. While x 5 do x 1 end this is sufficient as a one liner but im not a fan of using do end in one liners. With an if statement you can check if something is true.

Here s the key difference between ruby and most other languages. One of the most powerful features present in most programming and scripting languages is the ability to change the flow of the program as certain conditions change. The simplest form of flow control and logic in ruby is called an if statement or technically speaking in ruby since everything is an expression an if expression. These shorthands beautifully consolidate three or more lines of code into one readable line of code.

The ruby language has a very simple control structure that is easy to read and follow. If today christmaseve puts santa s on his way end shorthand. Browse other questions tagged ruby on rails ruby on rails 4 or ask your own question. But this syntactic sugar is.

I would like to do something similar to this. This is a negated if statement.