Module: Ruuuby::Feature::Includable::StringF21

Included in:
String
Defined in:
lib/ruuuby/class/str/str.rb

Overview

defines the operations needed to support Feature(f21) that are applied to Class(String)

Instance Method Summary collapse

Instance Method Details

#digit? ⇒ Boolean

Returns true, if this String is length 1 with a it’s character being a digit (ascii value between 48 and 57).

Returns:

  • (Boolean) —

    true, if this String is length 1 with a it’s character being a digit (ascii value between 48 and 57)



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# File 'lib/ruuuby/class/str/str.rb', line 174

def digit?; self.

#to_num ⇒ Numeric, ...

Returns:

Raises:

  • (ArgumentError) 


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# File 'lib/ruuuby/class/str/str.rb', line 187

def to_num
  if

#to_num? ⇒ Boolean

Returns true, if this String can be converted into a number w/o raising any exception.

Returns:

  • (Boolean) —

    true, if this String can be converted into a number w/o raising any exception



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# File 'lib/ruuuby/class/str/str.rb', line 177

def to_num?
  self.to_num
  true
rescue
  false
end