Questions tagged [validation]
when and how best to give feedback to users about invalid entries in data they have provided.
328
questions
5
votes
2
answers
413
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 ...
- 2,164
15
votes
5
answers
14k
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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 ...
- 475
4
votes
2
answers
209
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 ...
- 143
2
votes
3
answers
219
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 ...
- 359
10
votes
1
answer
377
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Should I allow users to select a valid but disqualifying option?
I'm working on an application form where a user must be 18 years or older to apply.
Should users be able to select years that would equate to them being younger than 18 or should I remove them from ...
- 375
3
votes
5
answers
1k
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 ...
- 191
15
votes
3
answers
48k
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What should be maximum and minimum length of persons User Name & Password? [closed]
I am wondering because I am trying to make sure that person have right amount of spaces for their user name.
User Name and Password are security measures and should not be easy to guess. I have fixed ...
- 355
2
votes
1
answer
392
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 ...
- 191
2
votes
1
answer
947
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 ...
- 191
5
votes
7
answers
2k
views
Should we use "please" for validation messages for e-commerce applications
When we build an e-commerce application (most probably a web application), input validation is one of the core concepts of these type of applications. When the validation fails, we need to provide a ...
- 285
6
votes
6
answers
2k
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"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 ...
- 181
55
votes
4
answers
45k
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Character limits on textarea fields - pros and cons and best practices?
Some of our form fields have character limits. We're debating whether we should reflect the current size of data entry, or to simply hard-limit and inhibit data entry beyond that size.
In HTML, ...
- 9,311
5
votes
4
answers
4k
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 ...
- 9,311
6
votes
4
answers
592
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 ...
JonW♦
- 37.4k
24
votes
12
answers
3k
views
Should date validation allow "091011"?
Should I allow users to input the MMDDYY or MMDDYYYY format for a date?
That is, should any date validation logic not trigger a validation error if the user just wants to put in the numbers without ...
- 343
5
votes
3
answers
1k
views
When and how to validate forms in a usability perspective?
I am implementing a business application and wounder what's the best way to validate forms, and when.
An example is a form where three textfields where a currency amount is expected. A valid input is ...
- 483
3
votes
3
answers
150
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 ...
- 365
2
votes
2
answers
296
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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 ...
- 480
43
votes
6
answers
13k
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 ...
- 1,777
14
votes
6
answers
5k
views
What would be the best way to let a user add a URL to a form?
Currently our webapplication simply shows a textbox with no validation at all.
There is a small icon placed next to the textbox that allows the user to open the URL in a new browser window to check ...
- 387
20
votes
7
answers
17k
views
How to mark required (and optional) fields in a form where some fields are NOT editable?
I have a form showing properties of an entity in a web app: some of the fields in the form are read-only and some are editable. Within the editable fields, some are required to be filled with a value ...
- 405
10
votes
4
answers
15k
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What is the best way to display date validation errors?
I am performing date validation on several forms. This validation includes making sure a date does not fall on a weekend, does not fall on a major holiday, is at least 3 business days from the current ...
- 251
31
votes
12
answers
88k
views
Friendly format for phone numbers
Currently, on my website, users are required to input their phone number in a very specific format (555-555-5555). If you forget the dashes it breaks. Does anyone have a good suggestion for how to ...
RustyJay
18
votes
7
answers
2k
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 ...
- 3,552
12
votes
5
answers
2k
views
Progressive Validation and Disclosure
I am trying to find an example of progressive validation. We have a UI for a a visual editor where a user does things like indicate dimensions in pixels or percent.
The editor properties are in sets ...
- 507
7
votes
4
answers
198
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 ...
- 41.8k
11
votes
2
answers
2k
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 ...
Jörn Zaefferer
59
votes
10
answers
28k
views
Is a confirm email address field still considered a best practice?
Having an input field to confirm an email address is pretty standard. However, I would like to know if using a confirm email address field still considered a best practice.
The Email and Confirm ...
- 2,616