Tutorials
Step-by-step guides for building and wiring forms in WordPress, each one worked through on a real Core Forms setup.
15 articles, page 1 of 2
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How to Build a WordPress Calculator Form With Calculated Fields
Build a WordPress calculator form with calculated fields, safe expressions, live output, server verification, and a complete quote example.
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Contact Form 7 Messages: Every Setting, Explained
Every string Contact Form 7 shows visitors is editable in the Messages tab — no code. Here's what each one controls and how I'd rewrite the defaults.
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How to Stop Google Form Spam (5 Fixes, Plus Their Limits)
Google Forms has no CAPTCHA setting. I walk through the 5 fixes that actually cut google form spam — sign-in, validation, unlisted links — and where each fails.
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Where WordPress Stores Form Submissions (and How to Find Yours)
WordPress core stores zero form submissions — your form plugin does, in one of three places. Here's how to find yours in two minutes, no SQL required.
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A WordPress Contact Form Without a Plugin (Full Code, Plus the Catch)
Yes, you can build a WordPress contact form without a plugin — I've done it in ~80 lines. Here's the full working code, and the five things it won't do.
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WordPress Form Not Sending Email? Work Through This List
Nine times out of ten your form works fine — the email dies at delivery. Here's the checklist I run on client sites, in the order that finds it fastest.
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Migrating from Contact Form 7
Contact Form 7 ships on millions of WordPress sites. Migrating off it is mostly painless. The 5 things that aren't are worth knowing in advance.
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25 Core Forms data variables, explained
Core Forms ships 25+ template variables for emails, redirects, and webhooks. Most users only know three. Here's the full reference.
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File uploads on WordPress forms
File uploads are a paid add-on in most WordPress forms plugins. Here's why they shouldn't be, and the four things you need to get them right.
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WP_DEBUG every form submission
Most form-related bugs are silent failures. Turning on WP_DEBUG plus Core Forms' email log catches them in 30 seconds. Here's the setup.
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Send WhatsApp from a WordPress form
WhatsApp notifications on form submission are coming in Core Forms 4.1. Here's how to do it today via webhook + Meta Cloud API, and the gotchas.
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A fast Mailchimp signup form for WordPress
Mailchimp's official embed code is 90 KB on a fresh page. Here's how to wire a Mailchimp signup form that's 4 KB and still does double opt-in.
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Stop reading. Ship a form.
All these notes are from running Core Forms on real client sites. Use code
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