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我有一些碰巧是其他東西的nested_attributes的對象。 當它們被標記爲刪除時,Rails創建一個屬性「marked_for_destruction」。 我該如何閱讀這個var?如何確定Rails對象是否被標記爲要破壞?
樣品YAML轉儲:
--- &id001 !ruby/object:LineItem
attributes:
name:Pay
created_at: 2009-10-12 16:30:51
updated_at: 2009-10-12 16:30:51
statement_id: "8"
amount: "234"
id: "33"
attributes_cache: {}
errors: !ruby/object:ActiveRecord::Errors
base: *id001
errors: {}
marked_for_destruction: true