7.String.Substring(start) var q = from p in db.Products select p.ProductName.Substring(3); 语句描述:这个例子使用Substring方法返回产品名称中从第四个字母开始的部分。 8.String.Substring(start, length) var q = from e in db.Employees where e.HomePhone.Substring(6, 3) == "555" select e;...
SQL contains string - In this blog, I will explain how to check a specific word or character in a given statement in SQL Server, using CHARINDEX function or SQL Server and check if the string contains a specific substring with CHARINDEX function. An alternative to CHARINDEX() is using LIKE...
对于前n个进行脱敏:mask_frist_n(string str[ int n]) 对于后n个进行脱敏:mask_last_n(string str[ int n]) 除了前n个字符,其他进行掩码处理:mask_show_frist_n(string str[ int n]) 除了后n个字符,其他进行掩码处理:mask_show_last_n(string str[ int n]) 返回字符串hash码:mask_hash(string|cha...
!SqlFunc.Contains(string thisValue, string parameterValue) //前面加个!In单列操作 thisValue=new string[]{1,2,3} paramterValie =it.Id 生成的Sql就是 id in (1,2,3)//非参数化in 支持数量无上限 SqlFunc.ContainsArray(object[] thisValue, string parameterValue) //参数化in ,特殊类型适合用...
Content Provider组件是可导出的未校验输入值是否符舍规范,就作为SQL语句的一部分,例如:String inputUserName = "123'or'1=1";String inputPassword = "123";String sql = "select *from user where username='"+inputUserName +"' and password='"+inputPa...
get(0).toString(); String alias = fieldName; if(fieldName.contains(".")) { alias = fieldName.substring(fieldName.lastIndexOf('.') + 1); } fieldList.add(new SelectFieldClauseDescriptor(fieldName, alias)); return; } if(ts < 2) { return; } if(ts == 2) { // original_name ...
语法1: substr(string A, int start),substring(string A, int start) 返回值: string 说明:返回字符串A从start位置到结尾的字符串 语法2: substr(string A, int start, int len),substring(string A, int start, int len) 返回值: string 说明:返回字符串A从start位置开始,长度为len的字符串 select t1...
A. Using SUBSTRING with a character string The following example shows how to return only a part of a character string. From thesys.databasestable, this query returns the system database names in the first column, the first letter of the database in the second column, and the third and ...
SQLGetSubString() is used to retrieve a portion of a large object value referenced by a large object locator. The large object locator has been returned from the data source (returned by a fetch or a previous SQLGetSubString() call) during the current tr
(CASE+WHEN(substring((SELECT+ip+FROM+servers+WHERE+hostname='webgoat-prd'),1,1)='x')+THEN+hostname+ELSE+ip+END)--+ 使用脚本 代码语言:javascript 代码运行次数:0 运行 AI代码解释 importrequests;url="http://localhost:8080/WebGoat/SqlInjection/servers"header={"User-Agent":"Mozilla/5.0 (Win...