when and how best to give feedback to users about invalid entries in data they have provided.

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11
votes
7answers
3k views

Reasonable character limit for a comment field on a site feedback form?

I have a simple feedback form (see screenshot) on each page on a site. The user has to select whether the page was helpful or not (radio buttons yes/no) and there is also a text area input where the ...
1
vote
5answers
329 views

A shorter but meaningful validation message for “This email is already subscribed”

What are the shorter, meaningful message for "This email is already subscribed"/ "This email is already register" What is good ? "This email is used" "This email is existed" "This ...
7
votes
1answer
3k views

What are the best practices of designing a validation message on an iPhone App?

I am working on designing an iPhone app and I need to know which validation message style is the most recommended for the forms included. I don't prefer to use a pop up window i need something that ...
18
votes
5answers
787 views

Is it better to have an icon in front of validation messages?

As you can see in the above image, there is a validation icon in front of the text. This is unnecessary, but I thought it might be good to catch the eye. If there is no icon, it's still clear ...
1
vote
1answer
215 views

What is the standard of validating business requirements?

When a vendor is designing a website for a client - an organisation with Business Analysts and Project Managers assigned to the project - we need to provide concepts/wireframes and with annotations, ...
2
votes
0answers
171 views

Systematic validation of UX guidelines [closed]

You all probably know these kind of (ux) guidelines as listed in the post of Justin Misfud here: http://usabilitygeek.com/official-usability-user-experience-user-interface-guidelines-from-companies/ ...
7
votes
4answers
1k views

Should URL input fields automatically prepend http:// if the user leaves it off?

If I ask a user for a URL, and they type in something like 'www.google.com', should I assume they meant http://www.google.com?
3
votes
2answers
675 views

Mark input in forms as required even if all input is mandatory?

I looked up many questions and answers here regarding labeling mandatory input fields. The de facto standard is an asterisk * to mark input as required. Also the common approach is to mark the ...
15
votes
8answers
677 views

Is it ok to change the (US) address input field order in favor of a pre-fill feature?

I am working on an international site that requires the user to enter his postal address. I am wondering if it makes sense to have a slightly different order of input fields in favor of a time saving ...
4
votes
2answers
171 views

Validating Phonewords/Vanity Numbers

I am redesigning a system where the user can enter various contact details for associates via a personal details form. In this form there is a phone number input field. After a phone number is ...
7
votes
5answers
5k views

Disabling submit-button until the user has completed the form

How do you think about disabling the submit-button until the user has completed the form or the required fields? I find similar questions here on ux.se and somebody answered that the user will think ...
14
votes
7answers
1k views

Is it bad practice to mark a field as required but not really require it?

I have a customer who wants a form on his site to collect address information but does not want to lose customers who are reluctant to give that information. Since many people are simply lazy about ...
4
votes
2answers
173 views

Does requiring manual entry with verification, as opposed to selection from a list of options, reduce data entry errors?

My apologies if this question is best suited for another SE site; I looked around and this seemed to be the best fit. The answer to the question will hopefully be a link or cite research. I am being ...
2
votes
3answers
147 views

Guiding the user through your page

We have a simple administrative page for managing stores open and close dates. Upon initial rendering, the page is readonly. Checking a box labeled edit in the top right of the page, enables the ...
3
votes
5answers
658 views

Instant field validation

When filling in a very long form which has instant field validation (and required fields are marked with an asterisk), should validation take place if user focuses the field and without typing ...
2
votes
1answer
163 views

Forcing user to enter correct data

Consider the following scenario for a form with two fields "Full name" and "email". When user starts editing the "Full name" field I will not allow user to start editing "email" field until "Full ...
1
vote
1answer
563 views

Validating wizard-style form

I have a long sign up form with 16 fields. I've split that form into 3 steps by data category. User navigates through steps by pressing Back/Forward buttons. How should I approach the field ...
6
votes
6answers
634 views

“Doesn't look like a valid…” versus “..is invalid”

I'm not designing anything at the moment but this thought popped into my head earlier. What do you think would be the pros/cons of wording validation errors as: "This doesn't look like a valid phone ...
4
votes
4answers
963 views

UI for multi-select with at-least-one requirement?

I have a field for which the user may select multiple responses, and is likely to be implemented as a drop-down with checkboxes. The user can select one, two, or many from the list of options. We're ...
5
votes
4answers
260 views

In-Line Form Validation - Checking for numbers in a persons Forename / Surname field

If a user enters numerics in their Forename / Surname field should this trigger the validation - the same as would occur if Alpha characters were entered in a Phone Number field? I would suggest that ...
3
votes
3answers
130 views

Are user able to accurately identify their persona? Or should the be able to?

We are currently developing Personas for our website and as part of the validation process we wanted to see if usability participants would be able to identify which persona segment they most closely ...
2
votes
2answers
210 views

Are there instances when Captcha / Human validation is more necessary during registration?

I am not particularly asking about whether or not Captcha within itself is good UX, but a more generalized question as to when human validation truly makes a difference in terms of a website's ...
21
votes
6answers
3k views

Disabled submit button on form vs allow submit then show errors?

We have a few different forms as part of a web-based medical application. These forms have quite a few fields - 10-20 depending on the form. Each has at least 5 or so required fields. We currently ...
7
votes
2answers
101 views

Showing completion but not validation

I'm working on a wizard-esque form that will have multiple steps. I'd like to show that you've finished a step. The catch is that we don't want to give the end-user the impression that the step is ...
9
votes
2answers
854 views

Generic clientside form validation

I'm the author of the jQuery Form Validation plugin, which I started writing in 2006. Since then I've put quite some effort into improving the default interaction, without the developer using the ...