Method: String#to_b

Defined in:

lib/core/facets/boolean.rb

#to_b ⇒ Object

Interpret common affirmative string meanings as true, otherwise nil or false. Blank space and case are ignored. The following strings that will return true …

true
yes
on
t
1
y
==

The following strings will return nil …

nil
null

All other strings return false.

Here are some exmamples.

"true".to_b   #=> true
"yes".to_b    #=> true
"no".to_b     #=> false
"123".to_b    #=> false

# File 'lib/core/facets/boolean.rb', line 96

def to_b
  case self.downcase.strip
  when 'true', 'yes', 'on', 't', '1', 'y', '=='
    return true
  when 'nil', 'null'
    return nil
  else
    return false
  end
end