Note: The pattern attribute works with the following input types: text, date, search, url, tel, email, and password. Tip: Use the global title attribute to describe the pattern to help the user.

Jan 25, 2026 · The pattern attribute is an attribute of the text, tel, email, url, password, and search input types. The pattern attribute, when specified, is a regular expression which the input's value must …

The HTML <input> pattern attribute is used to specify a regular expression that the input field's value must match before the form is submitted. This attribute helps ensure users enter data in a specific …

Jul 11, 2025 · The HTML pattern attribute is used with <input> elements to specify a regular expression that the input's value must match for the form to be submitted. It enforces specific formatting rules, …

The pattern attribute specifies a regular expression that the <input> element's value is checked against. Note: The pattern attribute works with the following input types: text, date, search, url, tel, email, and …

The HTML pattern attribute is used with form input fields (typically with <input> elements) to specify a regular expression that the input's value must match for the form to be submitted.

The pattern attribute of the <input> element allows you to add basic data validation without resorting to JavaScript. It works by matching the input value against a regular expression.

Jun 16, 2025 · What is the HTML Input Pattern? The HTML input pattern attribute is used in web forms to enforce a specific format for user input. It works by defining a regular expression (regex) that the …

Jun 19, 2025 · The HTML pattern attribute provides a powerful and convenient way to validate user input against regular expressions. By leveraging this attribute, you can enforce specific data formats, …

Learn about the HTML pattern attribute, its usage, and how it enhances form validation through regular expressions on your web pages.