if / else
Also written: if, else if, else
`if` runs a block only when its condition is `true`; `else if` tests more conditions in turn and `else` runs when none was true. An `if` with an `else` also produces a value.
Also written: if, else if, else
`if` runs a block only when its condition is `true`; `else if` tests more conditions in turn and `else` runs when none was true. An `if` with an `else` also produces a value.