badly formed expression
常见例句
- A zero indicates that the test ran successfully but no matches were found; an error description indicates either that the function threw an exception or that the XPath expression was badly formed.
表示測試執行成功，但是沒有發現匹配的結果；如果函數拋出一個異常或者 XPath 表達式編寫錯誤時會出現一個錯誤描述信息。 返回 badly formed expression