BUG(3) : Failed to convert value of type 'java.lang.String' to required type 'java.lang.Integer';
Failed to bind request element: org.springframework.web.method.annotation.MethodArgumentTypeMismatchException: Failed to convert value of type 'java.lang.String' to required type 'java.lang.Integer'; nested exception is java.lang.NumberFormatException: For input string: "on"
表單提交時,有個欄位型別為字串(不可轉int的字串),後臺用的Integer接收,把Integer換成String即可
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