jinjia2 : TypeError: type Undefined doesn't define __round__ method
出錯信息 TypeError: type Undefined doesn’t define round method 原因：round 過濾器要求的小數參數類型不匹配，我在小數點後面多加了一個空格，調整之後運行通過
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相關文章
- 1. Uncaught TypeError: Cannot call method 'substring' of undefined
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