Mega Code Archive

 

Categories / Ruby / Method

 

Defined, And, Or, and Not

defined? 1 # "expression"  defined? dummy # nil  defined? printf # "method"  defined? String # "constant"  defined? $_ # "globalvariable"  defined? Math::PI # "constant"  defined? a = 1 # "assignment"  defined? 42.abs # "method"