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Created: |
Updated: |
Platform: |
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| 145156 | Jun 10,2019 03:02 PM UTC | Jun 14,2019 06:02 AM UTC | ASP.NET Core - EJ 2 | 3 |
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Tags: FormValidator |
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<EditForm Model="@employee" OnValidSubmit="@HandleValidSubmit" OnInvalidSubmit="@HandleInvalidSubmit">
<DataAnnotationsValidator />
<div class="form-group">
<label for="employee-id">Employee ID</label>
<EjsTextBox id="employee-id" Placeholder='Provide employee ID' bind-Value="@employee.EmpID"></EjsTextBox>
<ValidationMessage For="@(() => employee.EmpID)" />
</div>
<div class="form-group">
<label for="employee-name">Employee Name</label>
<EjsTextBox id="employee-name" Placeholder='Provide employee name' bind-Value="@employee.Name"></EjsTextBox>
<ValidationMessage For="@(() => employee.Name)" />
</div>
<div class="form-group">
<label for="DOB">Date of Birth</label>
<EjsDatePicker id="date-of-birth" Placeholder='Provide employee age older than 21yrs' bind-Value="@employee.DateOfBirth"></EjsDatePicker>
<ValidationMessage For="@(() => employee.DateOfBirth)" />
</div>
<div class="form-group">
<label for="salary">Salary</label>
<EjsNumericTextBox id="salary" Placeholder="Enter the salary" bind-Value="@employee.Salary" Step="1000"></EjsNumericTextBox>
<ValidationMessage For="@(() => employee.Salary)" />
</div>
<button type="submit" class="btn btn-primary">Register</button>
<h2>@FormValidateState</h2>
</EditForm>
@functions {
public string FormValidateState = "Click Register button to validate and submit the form.";
public Employee employee = new Employee();
public void HandleValidSubmit()
{
FormValidateState = "Submitted form is valid.";
}
// Form Validation State : @FormValidationState
public void HandleInvalidSubmit()
{
FormValidateState = "Submitted form is invalid.";
}
public class Employee
{
[Required(ErrorMessage = "Employee ID is required")]
public string EmpID { get; set; }
[Required(ErrorMessage = "Name is required")]
public string Name { get; set; }
[Required]
[DateOfBirthValidationAttribute(ErrorMessage = "Employee age must be older than 21yrs.")]
public DateTime? DateOfBirth { get; set; } = new DateTime(1998, 1, 1);
[Required]
[Range(5000, 10000, ErrorMessage = "Salary range is invalid (5000-10000).")]
public object Salary { get; set; }
}
[AttributeUsage(AttributeTargets.Property | AttributeTargets.Field | AttributeTargets.Parameter, AllowMultiple = false)]
public class DateOfBirthValidationAttribute : ValidationAttribute
{
public override bool IsValid(object value)
{
return (DateTime.Now - (DateTime)value).Days / 365 >= 21;
}
}
} |
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