2023年3月30日 · Agreed. [Required] is for data validation and in many cases work with ef, and required keyword is c# general.

2010年7月30日 · As a side note: limit the number of non-required fields as much as possible. If they are not required for the current task, then why are you bothering the user about them? …

What is the correct way to set an HTML5 validation boolean attribute? jsFiddle What's the value of the attribute, you ask? The HTML5 validation required attribute is documented as a Boolean: …

2012年12月10日 · Learn how to set custom validation messages for required fields in HTML5 forms.

What you need is :required selector - it will select all fields with 'required' attribute (so no need to add any additional classes). Then - style inputs according to your needs.

2020年2月24日 · Setting required for all inputs is more clear, but not necessary (unless dynamically generating radio-buttons). To group radio buttons they must all have the same …

If they check company a bunch of other fields become required. Such data model properties (related to those fields) would have this attribute on them [RequiredIf('IsCompany', true)] …

2024年10月28日 · As it’s currently written, your answer is unclear. Please edit to add additional details that will help others understand how this addresses the question asked. You can find …

It is possible to require optional arguments, but this is a bit against their design. Since they are still part of the non-positional arguments, they will still be listed under the confusing header …

[Required] won't work in that situation because an integer property can never be null and so always has a default value of zero. [Required] is checking that the property has a value, and …