Libraries
»
string-is_int
(0.0.1)
»
Index (S)
»
String
Class: String
Inherits:
Object
Object
String
show all
Defined in:
lib/string-is_int.rb
Instance Method Summary
collapse
#
is_i?
⇒ Boolean
Instance Method Details
#
is_i?
⇒
Boolean
Returns:
(
Boolean
)
2 3 4
# File 'lib/string-is_int.rb', line 2
def
is_i?
/
\A[-+]?\d+\z
/
end