vba data validation

Controller HomeUsing system;using system.collections.generic;using system.linq;using system.web;using System.Web.Mvc;using Mvcapplication2.models;namespace mvcapplication2.controllers{public class Homecontroller:controller {// GET:/home/public actionresult Index () {return View (); }///Model (UserInfo)Using system;using system.collections.generic;using system.linq;using system.web;using System.ComponentModel;using System.componentmodel.dataannotations;using system.web.mvc;namespace

Native JavaScript phone number verification, email verification, id verification. When used, pass in the string to be validated, return ture to represent conformance, return false code does not conform.Use: document.getElementById ("Btnphone"). Onclick=function () { alert (Validationhandler.isphone ( document.getElementById ("Phoneinput"). Value) ==true? " Legal ":" Illegal ") }; document.getElementById ("Btnemail"). Onclick=function () { alert (Validationhandler.isemail ( docum

Data validation of a subexpression (subexpressions), which decomposes the subexpression of a regular expression by means of parentheses "()"; Then use the subscript designator [], output the corresponding subexpression, "0" on behalf of the whole, "1" for the first bracket, followed by accumulator; Verify the match of the regular expression by matching the question mark item? Code: #include Output:

Label: Public UserInfo Create (UserInfo entity) { try { context.} Userinfoes.add (entity); Context. SaveChanges (); } Catch (Exception ex) { throw; } return entity; }Look for the reason for the error by looking for the first element in Entityvalidationerrors--validationerrors in the local variable box--errormessage