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ActiveSupport::Duration

Provides accurate date and time measurements using Date#advance and Time#advance, respectively. It mainly supports the methods on Numeric. Example:

  1.month.ago       # equivalent to Time.now.advance(:months => -1)

Attributes

value[RW]
parts[RW]

Public Instance Methods

+(other) click to toggle source

Adds another Duration or a Numeric to this Duration. Numeric values are treated as seconds.

    # File lib/active_support/duration.rb, line 21
21:     def +(other)
22:       if Duration === other
23:         Duration.new(value + other.value, @parts + other.parts)
24:       else
25:         Duration.new(value + other, @parts + [[:seconds, other]])
26:       end
27:     end
-(other) click to toggle source

Subtracts another Duration or a Numeric from this Duration. Numeric values are treated as seconds.

    # File lib/active_support/duration.rb, line 31
31:     def -(other)
32:       self + (-other)
33:     end
==(other) click to toggle source

Returns true if other is also a Duration instance with the same value, or if other == value.

    # File lib/active_support/duration.rb, line 46
46:     def ==(other)
47:       if Duration === other
48:         other.value == value
49:       else
50:         other == value
51:       end
52:     end
ago(time = ::Time.current) click to toggle source

Calculates a new Time or Date that is as far in the past as this Duration represents.

    # File lib/active_support/duration.rb, line 69
69:     def ago(time = ::Time.current)
70:       sum(1, time)
71:     end
Also aliased as: until
from_now(time = ::Time.current) click to toggle source
Alias for: since
since(time = ::Time.current) click to toggle source

Calculates a new Time or Date that is as far in the future as this Duration represents.

    # File lib/active_support/duration.rb, line 62
62:     def since(time = ::Time.current)
63:       sum(1, time)
64:     end
Also aliased as: from_now
until(time = ::Time.current) click to toggle source
Alias for: ago

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