Ruby | Time <=> method

The is an inbuilt method in Ruby returns -1, 0, 1 depending on whether time is less than, equal to, or greater than other time. It is returns nil if two times are incomparable.

Syntax: time <=> otherTime

Parameters: The function accepts no parameter

Return Value: It returns -1, 0, 1 depending on whether time is less than, equal to, or greater than other time

Example 1:

# Ruby code for <=> method

# Include Time
require 'time'

# Declaring time
a = Time.new(1993, 02, 24, 12, 0, 0, "+09:00")

b = a + (60*60)

# Prints -1
puts a <=> b

Output:

-1

Example 2:

# Ruby code for <=> method

# Include Time
require 'time'

# Declaring time
a = Time.new(1993, 02, 24, 12, 0, 0, "+09:00")

b = a + (60*60)

# Prints 1
puts b <=> a

Output:

1