Apr 5, 2019
How to create Custom Field Validators based on Regular Expression? Custom validator feature can be used to define custom validation rules using RegEx which c...
Custom validator feature can be used to define custom validation rules using RegEx which can be selected from 'Validations' drop-down when creating or editing checkout fields. To create new custom validators,
https://www.themehigh.com/help-guides/woocommerce-checkout-field-editor/custom-validation-rules