method
constantize
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Class: String
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constantize()
public
constantize tries to find a declared constant with the name specified in the string. It raises a NameError when the name is not in CamelCase or is not initialized. See ActiveSupport::Inflector.constantize
'Module'.constantize # => Module 'Class'.constantize # => Class 'blargle'.constantize # => NameError: wrong constant name blargle