Set Required Field Article For Free

How to indicate a required field Provide the required text in the label. Provide a graphic * image in the label with appropriate alt text. Providing star (asterisk) symbol. Use of color to identify if a form control is required. Providing HTML5 & ARIA required attributes.

The :required selector selects form elements which are required. Form elements with a required attribute are defined as required. Note: The :required selector only applies to the form elements: input, select and textarea. Tip: Use the :optional selector to select form elements which are optional.

:required is a CSS pseudo-class selector used to select form elements that are required. More specifically, it is used to select form elements that have the required attribute set. The form elements than can be selected using :required are <input> s, <select> s, and <textarea> s without a required attribute.

The required attribute is a boolean attribute. When present, it specifies that an input field must be filled out before submitting the form. Note: The required attribute works with the following input types: text, search, url, tel, email, password, date pickers, number, checkbox, radio, and file.

The required attribute is a boolean attribute. When present, it specifies that an input field must be filled out before submitting the form. <form action="submit()"> <label for="username">Username:</label> <input type="text" id="username" name="username" required> <input type="submit"> </form>

Set the Required property for a field to Yes Select the field that you want to require always has a value. In the Field Properties pane, on the General tab, set the Required property to Yes.

The :required selector selects form elements which are required. Form elements with a required attribute are defined as required. Note: The :required selector only applies to the form elements: input, select and textarea. Tip: Use the :optional selector to select form elements which are optional.