Last updated on
Sep 24, 2025
Validate Text Field For Free
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What our customers say about pdfFiller
See for yourself by reading reviews on the most popular resources:
I'm going with the default you had.
"Works exactly as expected. Smooth, responsive, and intuitive interface."
That about sums it up. It was so obvious on how to edit text, increase it's size, move it around (great feature!), add checkmarks and Xs.
All around just very good.
2016-02-18
his information will be added to PDFfiller.com's Shopper Approved certificate for future customers to read, therefore, we ask that you please keep your comments professional and courteous.
2018-10-17
it has been hard getting back to my document, probably because an icon has not popped up on my screen and the form is not in my laptop document file. it's not letting me add lines to the lists though that might be a hard lock in the form. However the section instruction's say that you can add. Mostly I have only used PDF filler on this complicated form and am learning by trial and error.
2019-10-08
Excellant! I am an insurance Broker
My forms are stored and I can retype the information for the up coming renewals with applications for Insurance both Liability and Property and Specialty insurance
I would like that PDFiller would have a storage data for my forms that I can go back to each year for each of my clients and update for the new year, thus redosing my retyping of information on the Acord Form.
2017-09-26
This was easy to work with and understand, now I can get my work done
This was easy to work with, so simple to understand.
converting files was a nightmare, now it's all working so well.
2024-05-27
WORKS WELL
HAD A LITTLE TROUBLE WITH THE FORMATTING. iT MAY HAVE BEEN THE TEMPLATE THAT I WAS USING AND NOT THE PDF FILLER. i HAVE USED DOC HUB FOR A LONG TIME AND I ABSOLUTELY LOVE IT! IT IS MY GO TO PROGRAM.
2023-03-28
Excellent customer service!
I used the pdfFiller when I had no access to a printer- it was efficient and easy to use. However this was a one off and thought I had cancelled my subscription. When I saw I was being charged I was concerned as I have no need for the service on a subscription, however I contacted pdfFiller customer services explaining my situation and I received a very reassuring reply from Max and the pending transaction was cancelled immediately. If I ever need the service again I wouldn’t hesitate to use pdfFiller or recommend them. Outstanding customer service.
2021-07-29
What do you like best?
Let's me search for forms with ease. Great to correct PDFs.
What do you dislike?
Printing can take multiple times to work
What problems are you solving with the product? What benefits have you realized?
It's helpful in filling a form that you can do with Adobe.
2021-04-21
Their customer service is great! Joyce helped me out and was super helpful and considerate! Best customer service experience I’ve had. Thanks for the quick response!
2020-05-03
How-to Guide
How to edit a PDF document using the pdfFiller editor:
01
Download your template to pdfFiller`s uploader
02
Select the Validate Text Field feature in the editor's menu
03
Make the needed edits to your file
04
Click the orange “Done" button in the top right corner
05
Rename the template if it's needed
06
Print, email or save the form to your device
Validate Text Field Feature
The Validate Text Field feature ensures that the input you collect from users meets your specific requirements. By implementing this functionality, you enhance the user experience and maintain data integrity.
Key Features
Checks for required fields
Validates format of email addresses and phone numbers
Limits characters to prevent overflow
Customizable error messages
Supports real-time validation feedback
Potential Use Cases and Benefits
Capture accurate user information for registrations
Improve forms on e-commerce sites and reduce cart abandonment
Ensure precise data collection for surveys and feedback forms
Streamline data entry in applications and databases
Facilitate better communication through validated contact forms
By using the Validate Text Field feature, you solve problems related to user input errors. This tool helps you collect reliable information, reduces the need for follow-ups, and improves your overall efficiency. Users feel more confident when submitting their data, knowing that it meets your standards.
How to Use the Validate Text Field Feature in pdfFiller
The Validate Text Field feature in pdfFiller allows you to ensure that the information entered in a text field meets certain criteria or follows a specific format. This feature is particularly useful when you want to collect accurate and standardized data from users. Here's a step-by-step guide on how to use the Validate Text Field feature:
01
Open the PDF document in pdfFiller and click on the 'Edit' tab.
02
Select the text field that you want to validate by clicking on it.
03
In the right sidebar, click on the 'Properties' tab.
04
Scroll down to the 'Validation' section.
05
Toggle the switch next to 'Validate Text Field' to enable the feature.
06
Choose the type of validation you want to apply from the dropdown menu. You can select options like 'Number', 'Date', 'Email', 'Phone Number', etc.
07
Customize the validation criteria by entering the required format or pattern in the 'Validation Pattern' field. For example, if you choose 'Number' as the validation type, you can specify whether it should be an integer or a decimal.
08
Specify the error message that should be displayed if the validation fails in the 'Validation Error Message' field. This message will help users understand why their input is not accepted.
09
Click on the 'Save' button to apply the validation to the text field.
10
Test the validation by entering different values in the text field and verifying if the validation criteria are enforced.
11
You can also apply the Validate Text Field feature to multiple text fields in the same document by repeating the above steps for each field.
By using the Validate Text Field feature in pdfFiller, you can ensure that the data collected from users is accurate and meets your specific requirements. This feature saves time and effort by automatically validating the input and providing clear error messages when necessary. Start using the Validate Text Field feature today to streamline your data collection process!
For pdfFiller’s FAQs
Below is a list of the most common customer questions. If you can’t find an answer to your question, please don’t hesitate to reach out to us.
What if I have more questions?
Contact Support
What is form validation?
Form validation normally used to occur at the server, after the client had entered all the necessary data and then pressed the Submit button. JavaScript provides a way to validate form's data on the client's computer before sending it to the web server. Form validation generally performs two functions.
How do I validate a contact form in Wordpress?
Suggested clip
Contact Form 7 Validation With Custom Error Messages — YouTubeYouTubeStart of suggested clipEnd of suggested clip
Contact Form 7 Validation With Custom Error Messages — YouTube
How do you test a text field?
If the text field should receive only numbers, try to write any other character.
Do not enter any syntax as input (the submit button shouldn't be allowed).
Try to Add more characters than the MAX allowed number of characters.
Validate the text field with both lowercase and uppercase alphabets.
How do you write a test field for a password field?
Password field should accept 5 characters.
Password field should accept 10 characters.
Password field should accept all numbers.
Password field should accept all letters.
Password field should accept a combination of letters & numbers.
What is field validation?
Validation rules verify that the data users enter in a form meets the standards you specify before the form can be submitted. A validation rule contains an expression that evaluates data entered in one or more fields and returns a boolean value.
What is an example of validation?
Validation is an automatic computer check to ensure that the data entered is sensible and reasonable. It does not check the accuracy of data. For example, a secondary school student is likely to be aged between 11 and 16. For example, a student's age might be 14, but if 11 is entered it will be valid but incorrect.
How do you validate a test item?
Establish Face Validity.
Pilot test.
Clean Dataset.
Principal Components Analysis.
Cronbach's Alpha.
Revise (if needed)
Get a tall glass of your favorite drink, sit back, relax, and let out a guttural laugh celebrating your accomplishment. (OK, not really.)
How do you test for reliability?
Examples of appropriate tests include questionnaires and psychometric tests. It measures the stability of a test over time. A typical assessment would involve giving participants the same test on two separate occasions. If the same or similar results are obtained then external reliability is established.
How do you show mandatory fields in form?
Provide the required text in the label.
Provide a graphic * image in the label with appropriate alt text.
Providing a star (asterisk) symbol.
Use of color to identify if a form control is required.
Providing HTML5 and ARIA required attributes.
Video Review on How to Validate Text Field
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