Ruby If Or One Line

With an if statement you can check if something is true.

Ruby if or one line.

I was trying to do a simple one liner while loop in ruby using the curly braces. Ruby offers conditional structures that are pretty common to modern languages. The ruby language has a very simple control structure that is easy to read and follow. Browse other questions tagged ruby on rails ruby on rails 4 or ask your own question.

If today christmaseve puts santa s on his way end shorthand. I 5 use one line if statements. I was sucessful in the following formats. Do you use these ruby shorthands.

If you don t this right you won t get the expected results. If var 10 print variable is 10 end. I would like to do something similar to this. Puts greater than 5 if i 5 puts not greater than 5 if i 5 output not greater than 5.

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

But this syntactic sugar is. Notice that we use two equal symbols to mean equality. These shorthands beautifully consolidate three or more lines of code into one readable line of code. The overflow blog the overflow 36.

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

It has the same functionality as an if statement that tests for false not true. Here we will explain all the conditional statements and modifiers available in ruby.