All Questions
Tagged with input validation
22 questions
2
votes
1
answer
4k
views
How to handle UI/UX for recommended character limit
I'm trying to design the UI/UX for a specific case.
I have an input where users can enter the label text for a button. The problem is that users are entering strings that are too long, that wrap and ...
- 45
1
vote
1
answer
100
views
Success feedback for debounce updates
When creating a form that updates automatically after a short debounce time (thus without a save button), is it best to provide a visual feedback if the update was saved successfully and in case of an ...
- 113
1
vote
3
answers
2k
views
How to state valid characters are alphanumeric and 'all keyboard symbols'?
*Note: I'm using an inline validating message, where if a user enters a char that is not allowed a message is displayed (i.e. "Please only use...")
I've seen this post about stating valid ...
- 113
2
votes
1
answer
151
views
How do I best show the format that's allowed for an input?
I can restrict the input on the front-end to certain values or make it match a regex pattern, but the user might be confused about why they can't input certain values unless it's communicated to them ...
0
votes
3
answers
2k
views
Form validation when the field is optional
I am working on a form where the phone number is optional.
What is the best practice regarding a validation mechanism that checks if it's a correct phone number (over 10 digits):
No form of ...
- 165
2
votes
3
answers
139
views
validating input widgets
[This may be a well-worn old question -- apologies if so, but I have no idea how to search for it.]
First, the background. (This is not the question yet.) Suppose I've got a GUI with an input ...
- 23
0
votes
2
answers
2k
views
Input validation for login page
We have a password input for both our login and signup pages. As the user types their password on the signup page, they will see something resembling the following:
Note: Our password input doesn't ...
2
votes
3
answers
367
views
Does it make sense to display error messages for in-place editing?
In place editing definition: A label fields that when I click turns into an input field and allows me to type modify the text. Then either by clicking out or pressing tab it will automatically save ...
- 135
2
votes
2
answers
5k
views
Notify the user that all form fields are required
I've been using React for a while now for creating forms, and for some reasons I cannot do some inline validations because I'm not yet that experienced on self-created inline validations and I'm also ...
- 169
0
votes
3
answers
304
views
Should commas be placed between characters when listing valid values for an input field
We have an input field, into which the user must type a value but only certain characters are allowed. The allowed characters are:
A-Z (any case)
the numbers 0-9
the $ character
the minus character
...
- 103
8
votes
4
answers
5k
views
Field that doesn't allow spaces - giving correct feedback
On our mobile app's login screen we have three fields, the last of which is used to build up a URL.
Since spaces isn't a good idea for the hostname part of a URL the user input must be sanitized ...
- 181
4
votes
3
answers
389
views
How much information should you show the user when his input is invalid?
Assume you have a website that makes several checks on user-generated input. A few examples example from my current assignment:
the Belgian version of an SSN is validated using the user date of birth ...
- 2,281
0
votes
3
answers
63
views
Should I support legacy input formats past the transition period in a newly designed application?
We're currently working on a new product that extends a 3rd party product. The product needs to store the bank account number of employees. The product is aimed at Belgian enterprises, and since ...
- 2,281
5
votes
4
answers
1k
views
How to deal with superfluous numbers in input text fields?
I'm working on input textfields for lab assistants, e.g. a textfield to enter a temperature value (in a custom designed UI, not a web-site). Users don't have to enter the Celsius or Fahrenheit unit, ...
- 175
5
votes
1
answer
3k
views
For non-special-character textbox, should I use inline validating message or block users from inputing invalid characters?
I have one textbox that means to allow no special characters. Now, I have to choose below approaches:
Display inline validating message say something like "char * is not allowed" (A) or "Your input ...
- 589
8
votes
4
answers
793
views
Limiting user input - beneficial or user annoyance?
I am coming up with my project's validation framework, including preventative error handling. I have been debating as to whether I should limit user input to prevent errors in cases such as prices or ...
- 180
7
votes
3
answers
348
views
Are extensive validations necessary on mundane input forms in a website?
I'm having a rather bitter affair with my client who also happens to be my boss at office. He is a completely non-technical dumb muggle in terms of application development. The frustrating thing is ...
- 203
14
votes
2
answers
438
views
When should auto-correction occur?
I was using MS Excel and a question arose concerning input auto-correction: when is the right time for it?
Some context first: as I'm in France the comma (,) is used as decimal separator. Thus when I ...
- 2,557
2
votes
1
answer
457
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
14
votes
6
answers
6k
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
10
votes
4
answers
16k
views
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
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