Select Compulsory Field Document For Free

To make a select mandatory with HTML, use the required attribute. With the required attribute, the user must select a value before submitting the form; if the user refuses to select a value, then the form won't submit.

You can use required field in show/hide for the dropdown but you will have to make sure that required field is removed when you switch back to different selection. This validation can be applied through jQuery/JavaScript so on show hide of the dropdown selection you will have to add and remove required field.

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. Note: The required attribute works with the following input types: text, search, url, tel, email, password, date pickers, number, checkbox, radio, and file.

To make a select mandatory with HTML, use the required attribute. With the required attribute, the user must select a value before submitting the form; if the user refuses to select a value, then the form won't submit.

# 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.

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.

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 a star (asterisk) symbol. Use of color to identify if a form control is required. Providing HTML5 and ARIA required attributes.