verificator/es/rules/size.js

Client and server-side validation JavaScript library

import requireParameterCount from './helpers/requireParameterCount';
import getSize from './helpers/getSize';
const validate = (attribute, value, parameters, validator) => {
    requireParameterCount(1, parameters, 'size');
    const [size] = parameters;
    const type = typeof value;
    if (['number', 'string'].indexOf(type) === -1 && !Array.isArray(value)) {
        return false;
    }
    return getSize(attribute, value, validator) === Number(size);
};
export default validate;