registerValidator() method

It is used when you want to use a custom validator.

registerValidator(name: String, func: Function): Core

(* denotes a required parameter)

Parameter	Type	Description
`name`*	`String`	The name of validator
`func`*	`Function`	The validator function

Using the global script in the browser

const fv = FormValidation.formValidation(
    document.getElementById('demoForm'),
    {
        ...
    }
);

fv.registerValidator(...);

Using the ES6 module

import { formValidation } from '/path/to/@form-validation/cjs/bundle/popular';

const fv = formValidation(
    document.getElementById('demoForm'),
    {
        ...
    }
);
fv.registerValidator(...);

Using the npm package

import { formValidation } from '@form-validation/bundle/popular';

const fv = formValidation(
    document.getElementById('demoForm'),
    {
        ...
    }
);
fv.registerValidator(...);

registerValidator() method

See also