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- Why were `required` and `optional` removed in Protocol Buffers 3?
I noticed that required and optional have been removed in the new syntax Why were required optional removed in proto3? Such keywords introduce constraints which should improve robustness
- . net - required vs [Required] in C# 11 - Stack Overflow
Agreed [Required] is for data validation and in many cases work with ef, and required keyword is c# general
- Can I apply the required attribute to lt;select gt; fields in HTML?
The required attribute is a boolean attribute When specified, the user will be required to select a value before submitting the form If a select element has a required attribute specified, does not have a multiple attribute specified, and has a display size of 1 (do not have SIZE=2 or more - omit it if not needed);
- Use CSS to automatically add required field asterisk to form inputs
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
- html - required or required = required - Stack Overflow
Required This attribute specifies that the user must fill in a value before submitting a form It cannot be used when the type attribute is hidden, image, or a button type (submit, reset, or button) The :optional and :required CSS pseudo-classes will be applied to the field as appropriate MDN
- How to set HTML5 required attribute in Javascript?
edName attributes required = [object Attr] That's because required in that code is an attribute object, not a string; attributes is a NamedNodeMap whose values are Attr objects To get the value of one of them, you'd look at its value property But for a boolean attribute, the value isn't relevant; the attribute is either present in the map (true) or not present (false) So if required weren't
- How to specify if a field is optional or required in OpenAPI Swagger . . .
By default, fields in a model are optional unless you put them in the required list Below is an example - id, category are optional fields, name is required Note that required is not an attribute of fields, but an attribute of the object itself - it's a list of required properties
- validation - How to Indicate Required Fields? - Stack Overflow
Source: Form fields — Required vs Optional by Jordane Sanson Why use optional fields is always better than required : An asterisk is obvious to you, not to everyone, believe me, there are always some who do not understand The red asterisks make users more fearful, it increases the risk of errors and reduces the form completion rate
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