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Type:
Module
Constants:
RUBYGEMS_ACTIVATION_MONITOR : Monitor.new # :nodoc:

The Kernel module is included by class Object, so its methods are available in every Ruby object.

The Kernel instance methods are documented in class Object while the module methods are documented here. These methods are called without a receiver and thus can be called in functional form:

1
sprintf "%.1f", 1.234 #=> "1.2"
autoload
  • References/Ruby on Rails/Ruby/Classes/Kernel

autoload(module, filename) â nil Instance Public methods Registers filename

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set_trace_func
  • References/Ruby on Rails/Ruby/Classes/Kernel

set_trace_func(proc) â procset_trace_func(nil) â nil Instance Public methods

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Rational
  • References/Ruby on Rails/Ruby/Classes/Kernel

Rational(x[, y]) â numeric Instance Public methods Returns x/y;

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scanf
  • References/Ruby on Rails/Ruby/Classes/Kernel

scanf(format, &b) Instance Private methods Scans STDIN for data matching

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iterator?
  • References/Ruby on Rails/Ruby/Classes/Kernel

iterator? â true or false Instance Public methods Returns true

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__dir__
  • References/Ruby on Rails/Ruby/Classes/Kernel

__dir__ â string Instance Public methods Returns the canonicalized

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syscall
  • References/Ruby on Rails/Ruby/Classes/Kernel

syscall(num [, args...]) â integer Instance Public methods

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printf
  • References/Ruby on Rails/Ruby/Classes/Kernel

printf(io, string [, obj ... ]) â nilprintf(string [, obj ... ]) â nil Instance Public methods

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pp
  • References/Ruby on Rails/Ruby/Classes/Kernel

pp(*objs) Class Public methods prints arguments in pretty form.

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p
  • References/Ruby on Rails/Ruby/Classes/Kernel

p(obj) â objp(obj1, obj2, ...) â [obj, ...]p() â nil Instance Public methods

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