Ruby Single Line If

Ruby offers conditional structures that are pretty common to modern languages.

Ruby single line if.

With an if statement you can check if something is true. Here we are going to explain both types of comment with their syntax and example. Some languages seem to encourage terse coding as a way of being code studly but ruby coding style encourages elegance readability and maintainability above studliness. Single line comments.

Ruby single line comments it is represented by sign. I m trying to write a single line if else statement in a view. Its the most easiest typed comments. These shorthands beautifully consolidate three or more lines of code into one readable line of code.

Here we will explain all the conditional statements and modifiers available in ruby. In ruby there are two types of comments. It is used to denote single line comment in ruby. I m getting into the habit of using these a lot more consistently so i wanted to share.

Notice that we use two equal symbols to mean equality. 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. The overflow blog the overflow 36.

Multi line comments. In ruby we can write a conditional containing a single expression that normally takes up three lines. The tiny open source pillar holding up the entire internet. If today christmaseve puts santa s on his way end shorthand.

But when you want to check for the opposite not true false. Browse other questions tagged ruby on rails ruby on rails 4 or ask your own question. Any definition should be written in a way that is clear and clean for maintenance and readability reasons so if the single line becomes unwieldy or confusing then spread it out. Use do end for multi line blocks.

I ve touched on this gotcha briefly in the past when discussing the wat video but i thought a few examples of when single line conditionals can bite you would be fun.