Validating select box

</div> import from '@angular/core'; import from '../domain/user'; import from '../domain/profile'; const profiles = [ new Profile('dev', 'Developer'), new Profile('man', 'Manager'), new Profile('dir', 'Director') ]; @Injectable() export class User Service import from '@angular/core'; import from '@angular/forms'; import from './services/user-service'; import from './domain/user'; import from './domain/profile'; @Component() export class Template Driven Form Component implements On Init <h3> Template Driven Form</h3> <p *ng If="is Valid Form Submitted" [ng Class] = "'success'"> Form submitted successfully. is Valid Form Submitted" [ng Class] = "'error'"> Name must be at least 5 characters long.

</p> <form #user Form="ng Form" (ng Submit)="on Form Submit(user Form)"> <table> <tr> <td> Name:</td> <td> <input name="user Name" [ng Model]="Name" required minlength="5" #uname="ng Model"> <div *ng If="uname.errors? is Valid Form Submitted" [ng Class] = "'error'"> Name required. </div> </td> </tr> <tr> <td> Gender:</td> <td> <input type="radio" value="male" name="gender" [ng Model]="user.gender" required #gender="ng Model"> Male <input type="radio" value="female" name="gender" [ng Model]="user.gender" required #gender="ng Model"> Female <div *ng If="gender.invalid && user Form.submitted && !

This form will have a dropdown listing all departments. Not Null; import org.hibernate.validator.constraints. Not Empty; public class Employee VO implements Serializable package com.controller; import

Application user must select one a value from dropdown before submitting the form.

</div> </td> </tr> <tr> <td> Accept T & C </td> <td> <input type="checkbox" name="is TCAccepted" [ng Model]="TCAccepted" required #tc="ng Model"> <div *ng If="tc.invalid && user Form.submitted && ! is Valid Form Submitted" [ng Class] = "'error'"> Name must be at least 5 characters long.

You've determined there are six possible ways, including a search engine, Twitter, Facebook, user group, friend, or other.

This list is going to remain static, and you don't plan on querying it in any manner other than to determine general frequency and trends, and so are just going to manage the values as strings. How can you ensure one of these values has been selected? No problem; just add/remove the desired option from the HTML and adjust the validator accordingly.

Some validation capabilities aren't as apparent as others though, such as how to determine whether a submitted value is equivalent to one of a predetermined range of allowable values.

Suppose your user registration form included a select box asking the user how they found out about your site.

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