Ruby If Or One Line

Notice that we use two equal symbols to mean equality.

Ruby if or one line.

I would like to do something similar to this. One equals sign in ruby means assignment make sure to use when you want to find out if two things are the same. Do you use these ruby shorthands. It has the same functionality as an if statement that tests for false not true.

I 5 use one line if statements. If today christmaseve puts santa s on his way end shorthand. Puts greater than 5 if i 5 puts not greater than 5 if i 5 output not greater than 5. These shorthands beautifully consolidate three or more lines of code into one readable line of code.

I m getting into the habit of using these a lot more consistently so i wanted to share. But when you want to check for the opposite not true false. 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. But this syntactic sugar is.

Browse other questions tagged ruby on rails ruby on rails 4 or ask your own question. This is a negated if statement. If var 10 print variable is 10 end. If var 10 print variable is 10 else print variable is something else end.

Here we will explain all the conditional statements and modifiers available in ruby. If else if syntax. 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.

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. The overflow blog the overflow 36. With an if statement you can check if something is true. Ruby offers conditional structures that are pretty common to modern languages.

Ruby program that uses one line if statements variable equals 5. Here s the key difference between ruby and most other languages.