Swift Double isLess()

isLess() Syntax

The syntax of the isLess() method is:

num.isLess(than: otherNumber)

Here, num is a number.

isLess() Parameters

The isLess() method takes one parameter

• otherNumber - the value to test

isLess() Return Values

The isLess() method returns boolean value

• true - if num is less of otherNumber
• false - if num is greater than otherNumber

Example 1: Swift Double isLess()

Output

false
true
false

Here, since 4 is not less than 2, the isLess() method returns false. However, 2 is less than 4, the method returns true.

Lastly, since 210 is multiple of 110, the method returns false.

Example 2: Using if…else With isLess()

Output

 
The condition is true

Here, since 88 is less than 88.2, the code inside the if block is executed.