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lem
(0.1.0)
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String
Class: String
Inherits:
Object
Object
String
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Defined in:
lib/lem.rb
Instance Method Summary
collapse
#
is_num?
⇒ Boolean
Instance Method Details
#
is_num?
⇒
Boolean
Returns:
(
Boolean
)
2 3 4
# File 'lib/lem.rb', line 2
def
is_num?
begin
Float
(
self
)
;
true
end
rescue
false
end