Ruby If Then Else Inline

Note that else if is actually spelled elsif without the e.

Ruby if then else inline.

Ternary shortened if statement syntax. If the conditional is not true code specified in the else clause is executed. Has type bool a a a. An if expression s conditional is separated from code by the reserved word then a newline or a semicolon.

Num 10 if num 0 num 1 end puts num 11 when to use if. These can be rewritten as the following statement. Ternary syntax is the same in ruby as most languages. If var 10 print variable is 10 elsif var 20 print variable is 20 else print variable is something else end.

Ruby provides a neat inline form for if else statements when the logic in your script is simple. Notice ruby uses elsif not else if nor elif. This could also be written as. The built in if then else syntax is inline.

The if else statement. Remember using unless in ruby is just the reverse of using if. Executes code if the conditional is true. Num 10 num 1 if num 0 puts num 11.

Result if a b x else y end. You can also say if this is not true then do this other thing. If a b result x else result y end. You re saying if this is not true then do this.

A traditional if else construct in ruby is written.