質問編集履歴
1
favorite\.rbコード追加
test
CHANGED
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File without changes
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test
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@@ -96,6 +96,28 @@
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96
96
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97
97
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```
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98
98
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99
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+
favorite.rb
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100
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101
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```ここに言語を入力
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102
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103
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class Favorite < ApplicationRecord
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104
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105
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106
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107
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belongs_to :user
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108
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109
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belongs_to :message
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110
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111
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112
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113
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validates :user_id, :uniqueness => {:scope => :message_id}
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114
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115
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end
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116
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117
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118
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119
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```
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120
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+
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99
121
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100
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101
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###試したこと
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