The .NET `CustomValidator` class that allows custom validation of any UI input element
The .NET CustomValidator class that allows custom validation of any UI input element
Questions tagged [customvalidator]
557 questions
96
votes
4 answers
Where should Rails 3 custom validators be stored?
I've seen docs/websites show that custom validators should go in a /lib or /lib/validators directory of a project. I've found (by reading an answer to another post) that they only seem to work in config/initializers. Does anyone know, or have a…
Daniel D
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75
votes
7 answers
ASP.NET Custom Validator Client side & Server Side validation not firing
This has not happened to me before, but for some reason both the client and server side validation events are not being triggered:
REA_ANDREW
- 10,666
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42
votes
4 answers
Display custom validator error with mat-error
I come to you for talking about a problem with angular material. In fact, I think it's an issue, but I prefer looking for a misunterstanding first.
The first thing about my problem is the context, i try to do a simple form containing two inputs : a…
Pouette
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30
votes
8 answers
asp.net custom validator not firing for textbox
I have both a required field validator and custom validator for validating a texbox. The required field validator fires perfectly. I'm not able to get the custom validator to fire properly?
Eric Savard
- 301
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- 3
24
votes
4 answers
"pydantic\validators.py" : no validator found for
Below DataFrame of pandas is not validated by pydantic. How to handle this?
from pydantic.dataclasses import dataclass
@dataclass
class DataFrames:
dataframe1: pd.DataFrame = None
dataframe2: pd.DataFrame = None
This throws the following…
Vaibhav Hiwase
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21
votes
3 answers
Dynamic error message for custom validator clientside
I am using a custom validator to call a javascript function for validation. My problem is that I need to be able to change the error message dynamically. Here is the code:
Mike
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19
votes
7 answers
Elegant way to make CustomValidator work with ValidationSummary messagebox
I have run into this problem before but never quite solved it. I have a form with several validators and also a CustomValidator.
Alfero Chingono
- 2,663
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17
votes
4 answers
How to get the 'controlToValidate' property on ClientValidationFunction?
Lets say I have this code.
DJPB
- 5,429
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17
votes
2 answers
ASP.NET Custom Validator Error Message: Control referenced by the property cannot be validated
I use ASP.NET and have a Button and a CustomValidator, which has to validate
the button.
AGuyCalledGerald
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12
votes
2 answers
CustomValidator ServerValidate method does not fire
I've put a CustomValidator on my form. I have not set its ControlToValidate property. In its ServerValidate event I've written the following:
protected void CustomValidator1_ServerValidate(object source,
…
Mikayil Abdullayev
- 12,117
- 26
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11
votes
2 answers
Spring 3.1 Autowiring does not work inside custom constraint validator
I have an issue with bean autowiring inside a custom constraint validator. A constraint validator instance is not given using Spring's LocalValidatorFactoryBean.
The JSR-303 provider is hibernate-validator 4.2.0.Final.
Spring configuration excerpt…
Claudiu Muresan
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11
votes
4 answers
Get error message when using custom validation attribute
I'm using the CustomValidationAttribute like this
[CustomValidation(typeof(MyValidator),"Validate",ErrorMessage = "Foo")]
And my validator contains this code
public class MyValidator {
public static ValidationResult Validate(TestProperty…
marcus
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9
votes
2 answers
set errormessage for customvalidator?
I would like to use a customvalidator control to handle all my validation, but I can't figure out how to set the error message in the code-behind for different checks. Is this possible?
chobo
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9
votes
1 answer
custom validator for checkbox in asp.net
i have used custom validator
protected void cvIsActive_ServerValidate(object source,ServerValidateEventArgs args)
{
if(args.Value.Length==1)
args.IsValid = true;
else
args.IsValid =…
deepti
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9
votes
1 answer
Angular 5: Module not found: Error: Can't resolve '@angular/forms/src/validators'
I am trying to create a custom validator using directive but getting below error.
ERROR in ./src/app/CustomValidators/white-space-validator.directive.ts
Module not found: Error: Can't resolve '@angular/forms/src/validators' in…
Abhishek Vyas
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