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Useful Methods in Float Class in Ruby
The Float class in Ruby is a subclass of the Numeric class. Its objects are the representations of real numbers, using the native architecture representation of floating-point numbers.
Let's consider the different methods that are available in the float class in Ruby.
== Method in Ruby
The == method is used when we want to return True, if two objects are equal.
Example
Consider the code shown below.
puts 3.7 == 4 puts 3.7 == 3.7
Output
It will produce the following output.
false true
abs Method in Ruby
The abs method is used when we want to return the absolute value of a float.
Example
Consider the code shown below.
puts (-50.56).abs puts (-69.04).abs
Output
It will produce the following output.
50.56 69.04
ceil Method in Ruby
The ceil method is used when we want to return a smallest integer that is greater than or equal to that integer.
Example
Consider the code shown below.
puts (5.1).ceil puts (5.0).ceil puts (-5.1).ceil
Output
It will produce the following output.
6 5 -5
eql? Method in Ruby
The eql? method is used when we want to check if the object we pass to a float contains the same value or not.
Example
Consider the code shown below.
puts 5.2.eql?(2) puts 2.2.eql?(2.2)
Output
It will produce the following output.
false true
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