# \#unique-id **URL:** https://community.gravityforms.com/tag/unique-id/465.md [Latest](https://community.gravityforms.com/latest.md) · [Categories](https://community.gravityforms.com/categories.md) · [Tags](https://community.gravityforms.com/tags.md) --- ## [Sequential numbers for invoices, exclude contact form](https://community.gravityforms.com/t/sequential-numbers-for-invoices-exclude-contact-form/19944)
**Author:** [@Andre\_B](https://community.gravityforms.com/u/Andre_B)\ **Replies:** 2\ **Last updated:** [December 27, 2025, 6:36am UTC](https://community.gravityforms.com/t/sequential-numbers-for-invoices-exclude-contact-form/19944 "2025-12-27T06:36:57Z")
I’m using 3 forms on my site to collect customer orders and invoices. To comply with regulations by financial institutions in my country invoices need to have sequential numbers. I’m using the entry ID of GF to create t… --- ## [Simple input field with unique number increment](https://community.gravityforms.com/t/simple-input-field-with-unique-number-increment/18338)
**Author:** [@user670d3749d12ac518](https://community.gravityforms.com/u/user670d3749d12ac518)\ **Replies:** 2\ **Last updated:** [October 15, 2024, 6:47pm UTC](https://community.gravityforms.com/t/simple-input-field-with-unique-number-increment/18338 "2024-10-15T18:47:36Z")
Is this really not possible in Gravity forms? Seems like its a standard in most other form products now a days. If i purchase the Unique ID add-on, it will work except it updates every time you edit a entry. With a sim… --- ## [Merge-tag Icon not displayed \[RESOLVED\]](https://community.gravityforms.com/t/merge-tag-icon-not-displayed-resolved/18292)
**Author:** [@d.schner](https://community.gravityforms.com/u/d.schner)\ **Replies:** 3\ **Last updated:** [October 10, 2024, 3:45pm UTC](https://community.gravityforms.com/t/merge-tag-icon-not-displayed-resolved/18292 "2024-10-10T15:45:28Z")
Very new to Gravity Forms. Apologies if my nomenclature isn’t spot in. I am trying to insert a formula for the Prefix field for Gravity Unique Id. The notes say I can do this in the Advanced settings: " Prefix Prepend… --- ## [Create Running Number for Receipt](https://community.gravityforms.com/t/create-running-number-for-receipt/17753)
**Author:** [@syakir.myset](https://community.gravityforms.com/u/syakir.myset)\ **Replies:** 3\ **Last updated:** [July 2, 2024, 7:05am UTC](https://community.gravityforms.com/t/create-running-number-for-receipt/17753 "2024-07-02T07:05:37Z")
Hello, i have a problem to generate a running number for a receipt. i have several categories eg. event, fees. the number will start with “event/01”, and for fee will start with “fee/01”. the next entries for event wil… --- ## [Unique Number For Each Submission](https://community.gravityforms.com/t/unique-number-for-each-submission/17281)
**Author:** [@roberts](https://community.gravityforms.com/u/roberts)\ **Replies:** 4\ **Last updated:** [April 18, 2024, 3:56am UTC](https://community.gravityforms.com/t/unique-number-for-each-submission/17281 "2024-04-18T03:56:36Z")
Hello, I am trying to add a hidden field to a form that would add a number that can be seen by the admin. I need the number to start a specific number, 276770, then add one to that number every time the form is submitte… --- ## [Sequential Unique ID per user \[RESOLVED\]](https://community.gravityforms.com/t/sequential-unique-id-per-user-resolved/16855)
**Author:** [@nicokiri](https://community.gravityforms.com/u/nicokiri)\ **Replies:** 2\ **Last updated:** [February 17, 2024, 10:37am UTC](https://community.gravityforms.com/t/sequential-unique-id-per-user-resolved/16855 "2024-02-17T10:37:13Z")
Hi again :smiley:, Hi, Is it possible, with “Unique ID” plug in, to generate a sequential id per form and per user at the same time ? (Like counting how many time a user submit a specific form). Thanks a lot ! --- ## [Date to format as yyyymm \[RESOLVED\]](https://community.gravityforms.com/t/date-to-format-as-yyyymm-resolved/15908)
**Author:** [@brokers88](https://community.gravityforms.com/u/brokers88)\ **Replies:** 6\ **Last updated:** [September 26, 2023, 6:47am UTC](https://community.gravityforms.com/t/date-to-format-as-yyyymm-resolved/15908 "2023-09-26T06:47:33Z")
Hi everyone, I have a "Unique ID) field that has to show: test-yearmonth-000001 (test-202309-000001) I’m not able to show …-202309-… This “yearmonth” comes from a “date” field. Then, in the Unique ID settings, I’ve… --- ## [GF Unique Multiple IDs with sequential numbering](https://community.gravityforms.com/t/gf-unique-multiple-ids-with-sequential-numbering/13626)
**Author:** [@heroes](https://community.gravityforms.com/u/heroes)\ **Replies:** 1\ **Last updated:** [October 13, 2022, 7:58pm UTC](https://community.gravityforms.com/t/gf-unique-multiple-ids-with-sequential-numbering/13626 "2022-10-13T19:58:15Z")
Hi, I am currently trying to create a raffle entry form using GF and GF Unique ID Add On, but require multiple unique ID’s per submission. The linked post below is almost entirely what I need, except as noted it doesn’t… --- ## [Unique ID In Notification](https://community.gravityforms.com/t/unique-id-in-notification/12498)
**Author:** [@user5aa57f0ad42181.6](https://community.gravityforms.com/u/user5aa57f0ad42181.6)\ **Replies:** 1\ **Last updated:** [April 26, 2022, 3:38pm UTC](https://community.gravityforms.com/t/unique-id-in-notification/12498 "2022-04-26T15:38:25Z")
I need a Unique ID in the notifications for one of my forms. I know Gravity Wiz does this - but my client does not want to pay extra money on top of what they’re paying for Gravity Forms. Any ideas? --- ## [Custom unique code added on submission](https://community.gravityforms.com/t/custom-unique-code-added-on-submission/12112)
**Author:** [@ergopix](https://community.gravityforms.com/u/ergopix)\ **Replies:** 3\ **Last updated:** [March 22, 2022, 7:16am UTC](https://community.gravityforms.com/t/custom-unique-code-added-on-submission/12112 "2022-03-22T07:16:05Z")
Hello, I have a list of thousands of unique codes that I would like to use and add to each form submission. 1 form submission = 1 unique code added (hidden from user) What field should I use and how would it be possib… --- ## [Lottery or a raffle. Unique number](https://community.gravityforms.com/t/lottery-or-a-raffle-unique-number/12046)
**Author:** [@idfconsult](https://community.gravityforms.com/u/idfconsult)\ **Replies:** 1\ **Last updated:** [February 24, 2022, 1:31pm UTC](https://community.gravityforms.com/t/lottery-or-a-raffle-unique-number/12046 "2022-02-24T13:31:39Z")
Hello, I would like to know if it is possible that after encoding information in a form, an email is sent to the person who did the encoding and that in this email there would be text but especially a unique number. To … --- ## [Need Code Snippet for Unique ID (Compatible with PHP 8.1) \[RESOLVED\]](https://community.gravityforms.com/t/need-code-snippet-for-unique-id-compatible-with-php-8-1-resolved/11388)
**Author:** [@AeroStar](https://community.gravityforms.com/u/AeroStar)\ **Replies:** 11\ **Last updated:** [January 28, 2022, 3:08am UTC](https://community.gravityforms.com/t/need-code-snippet-for-unique-id-compatible-with-php-8-1-resolved/11388 "2022-01-28T03:08:31Z")
Good Day! We’re currently using a code snippet to generate Unique IDs for various forms throughout our website. It works great with one small caveat … it does not work when switching to PHP 8.1 or higher. Questions: (… --- ## [Creating random entry\_id with gform\_entry\_id\_pre\_save\_lead function does not work and stays the same](https://community.gravityforms.com/t/creating-random-entry-id-with-gform-entry-id-pre-save-lead-function-does-not-work-and-stays-the-same/11598)
**Author:** [@bwgeonumnfgnwonafn](https://community.gravityforms.com/u/bwgeonumnfgnwonafn)\ **Replies:** 1\ **Last updated:** [January 13, 2022, 1:37pm UTC](https://community.gravityforms.com/t/creating-random-entry-id-with-gform-entry-id-pre-save-lead-function-does-not-work-and-stays-the-same/11598 "2022-01-13T13:37:21Z")
Hi there, I would like to generate random entry\_id’s when submitting the form. Unfortunately, it does not work with the function of Gravity. Not even via a custom field. Thank you in advance. --- ## [Unique id transaction authorizenet (invoice number)](https://community.gravityforms.com/t/unique-id-transaction-authorizenet-invoice-number/10844)
**Author:** [@user60f85b931c8bc513](https://community.gravityforms.com/u/user60f85b931c8bc513)\ **Replies:** 2\ **Last updated:** [October 6, 2021, 8:05pm UTC](https://community.gravityforms.com/t/unique-id-transaction-authorizenet-invoice-number/10844 "2021-10-06T20:05:26Z")
I am using gravityform unique id. There is an invoice number set by itself. ex: RI-00001E, RI-00002E, RI-00003E… (sequential type) Prefix : RI - Suffix : E Length : 5 Form ID: 1 Field ID:98 I can check in wordpre… --- ## [How to send unique id to authorize.net?](https://community.gravityforms.com/t/how-to-send-unique-id-to-authorize-net/10868)
**Author:** [@user60f85b931c8bc513](https://community.gravityforms.com/u/user60f85b931c8bc513)\ **Replies:** 2\ **Last updated:** [October 6, 2021, 5:10pm UTC](https://community.gravityforms.com/t/how-to-send-unique-id-to-authorize-net/10868 "2021-10-06T17:10:28Z")
I was wondering If you knew how to add an invoice code to the forms in Authorize.net. my invoice number setting is RW-00000E, RW-00001E, RW-00002E… I want to send this value to the invoice number field in authorize.… --- ## [How to give every person who fills one of our forms a Unique ID / "External ID"?](https://community.gravityforms.com/t/how-to-give-every-person-who-fills-one-of-our-forms-a-unique-id-external-id/8657)
**Author:** [@user5dcdecd7d0505094](https://community.gravityforms.com/u/user5dcdecd7d0505094)\ **Replies:** 4\ **Last updated:** [April 15, 2021, 12:37am UTC](https://community.gravityforms.com/t/how-to-give-every-person-who-fills-one-of-our-forms-a-unique-id-external-id/8657 "2021-04-15T00:37:25Z")
When a new person fills out one of our forms, we want them to be assigned a unique id on our Wordpress site that would ideally follow them if they fill out another form in the future – identifiable by their name, phone n… --- ## [GravityWiz UniqueID Round Robin to Zapier](https://community.gravityforms.com/t/gravitywiz-uniqueid-round-robin-to-zapier/3897)
**Author:** [@nickhempsey](https://community.gravityforms.com/u/nickhempsey)\ **Replies:** 10\ **Last updated:** [February 17, 2020, 7:30pm UTC](https://community.gravityforms.com/t/gravitywiz-uniqueid-round-robin-to-zapier/3897 "2020-02-17T19:30:41Z")
I’m trying to figure out how to hook into grabbing the unique ID after it’s generated so that I can use it to send a proper Sales Rep ID and Name to Zapier and then to PipeDrive. I’m currently using the sequential opti… --- ## [Unique IDs for each submitted form \[RESOLVED\]](https://community.gravityforms.com/t/unique-ids-for-each-submitted-form-resolved/2418)
**Author:** [@user5d111cca46e04366](https://community.gravityforms.com/u/user5d111cca46e04366)\ **Replies:** 4\ **Last updated:** [August 11, 2019, 3:41pm UTC](https://community.gravityforms.com/t/unique-ids-for-each-submitted-form-resolved/2418 "2019-08-11T15:41:15Z")
Hi, I’m new to Gravity Forms and I can’t find a way to natively add a ticket number or unique ID for each submitted entry for tracking. Does Gravity Forms make it possible natively to functionality add a ticket number or…