摘要:
string.IsNullOrWhiteSpace() 内部参数为null时,用Trim() 报错。 System.NullReferenceException:“Object reference not set to an instance of an object.” IMTC.WMS.Mode 阅读全文
摘要:
IF @ldPropertyValue ='' BEGIN IF EXISTS( SELECT 1 FROM dbo.table1 WHERE DataType IN('decimal','int') AND PropertyItemNo = @ldColumnName) BEGIN SET @ld 阅读全文