Magento – Magento 2 – Form Validation

form-validationmagento2

is there a overview for the new form validation attributes in Magento 2?

Best Answer

There are 3 different ways to use form validation in magento 2

To enable javascript validation use following code in your template

<form class="form" id="custom-form" method="post" autocomplete="off">
 <fieldset class="fieldset">
     <legend class="legend"><span><?php echo __('Personal Information') ?></span></legend><br>
      <div class="field required">
          <label for="email_address" class="label"><span><?php echo __('Email') ?></span></label>
          <div class="control">
              <input type="email" name="email" id="email_address" value="" title="<?php echo __('Email') ?>" class="input-text" data-validate="{required:true, 'validate-email':true}">
          </div>
      </div>
 </fieldset>
 <div class="actions-toolbar">
      <div class="primary">
          <button type="submit" class="action submit primary" title="<?php  echo __('Submit') ?>"><span><?php echo __('Submit') ?></span></button>
      </div>
  </div>
</form>

1

<script type="text/x-magento-init">
    {
        "#custom-form": {
            "validation": {}
        }
    }
</script>

2

<form data-mage-init='{"validation": {}}' class="form" id="custom-form" method="post" autocomplete="off">

3

<script type="text/javascript">
require([
    'jquery',
    'mage/mage'
], function($){

   var dataForm = $('#custom-form');
   dataForm.mage('validation', {});

});
</script>

*custom-form is form id you can replace it with your form id

List of form validation rules

To wrap up this article, a list of validation rule names is provided here as a quick reference toward the official documentation:

Magento rules:

validate-no-html-tags

validate-select

validate-no-empty

validate-alphanum-with-spaces

validate-data

validate-street

validate-phoneStrict

validate-phoneLax

validate-fax

validate-email

validate-emailSender

validate-password

validate-admin-password

validate-customer-password

validate-url

validate-clean-url

validate-xml-identifier

validate-ssn

validate-zip-us

validate-date-au

validate-currency-dollar

validate-not-negative-number

validate-zero-or-greater

validate-greater-than-zero

validate-css-length

validate-number

required-number

validate-number-range

validate-digits

validate-digits-range

validate-range

validate-alpha

validate-code

validate-alphanum

validate-date

validate-date-range

validate-cpassword

validate-identifier

validate-zip-international

validate-one-required

validate-state

required-file

validate-ajax-error

validate-optional-datetime

validate-required-datetime

validate-one-required-by-name

less-than-equals-to

greater-than-equals-to

validate-emails

validate-cc-type-select

validate-cc-number

validate-cc-type

validate-cc-exp

validate-cc-cvn

validate-cc-ukss

validate-length

required-entry

not-negative-amount

validate-per-page-value-list

validate-per-page-value

validate-new-password

required-if-not-specified

required-if-all-sku-empty-and-file-not-loaded

required-if-specified

required-number-if-specified

datetime-validation

required-text-swatch-entry

required-visual-swatch-entry

required-dropdown-attribute-entry

Validate-item-quantity

validate-grouped-qty

validate-one-checkbox-required-by-name

validate-date-between

validate-dob

max-words

min-words

range-words

letters-with-basic-punc

alphanumeric

letters-only

no-whitespace

zip-range

integer

vinUS

dateITA

dateNL

time

time12h

phoneUS

phoneUK

mobileUK

stripped-min-length

email2

url2

credit-card-types

ipv4

ipv6

pattern

allow-container-className

jQuery rules:

required,

remote,

email,

url,

date,

dateISO,

number,

digits,

creditcard,

equalTo,

maxlength,

minlength,

rangelength,

range,

max,

min

refer http://inchoo.net/magento-2/validate-custom-form-in-magento-2/

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