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Require or Unrequire Fields through Element Properties Select the element in the Form Builder. Click the Settings (gear) icon. Under the General tab, toggle Required to ?On? to make the field mandatory.

# Set the "required" Attribute using JavaScript Select the element. Use the setAttribute() method to set the required attribute. The setAttribute method will add the required attribute to the element.

Use ::after to create a pseudo-element containing an asterisk * to mark one or more input fields as required with an asterisk in HTML and CSS. ::after can be used to add an asterisk * after the label text of each input to indicate that the field is required.

6.4. Clearly indicate mandatory fields A distinctive sign (?*? symbol, ?mandatory? mention, etc.) must be provided in the label of each mandatory field. If a symbol is used to declare mandatory fields, a statement placed at the beginning of the form must indicate that the symbol stands for a mandatory field.

HTML | <input> required Attribute The HTML required Attribute is a Boolean attribute which is used to specify that the input element must be filled out before submitting the Form. This attribute works with other types of input like radio, checkbox, number, text, etc.

On each form, mandatory fields must be clearly indicated: A distinctive sign (?*? symbol, ?mandatory? mention, etc.) must be provided in the label of each mandatory field.

Fields marked with * are mandatory Using an asterisk (*) symbol content authors notify mandatory field. This is said to be one of the accessible modes of identifying a mandatory field, however this method also will be a problem with screen readers in certain times.