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chrisyeung1121/8_ruby_select.rb

Last active August 29, 2015 14:19
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8_ruby_select
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8_ruby_select.rb
def sign_up_params
params.require(:user).permit(:email,:password)
end
# If user input :email => '[email protected]', :password=> nil
puts sign_up_params
# $> {"email"=>"[email protected]", "password"=>""}
puts sign_up_params.select{|k,v| v.present?}
# $> {"email"=>"[email protected]"}
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