Contact Form 7 Validation — a practical guide to Contact Form 7 validation with clear examples you can reuse in real projects.
Contact Form 7 Tutorial Series (34/100). Prefer one article? Read the complete Contact Form 7 tutorial.
Short description
CF7 validates on submit (AJAX by default). Match field types to expected data.
Built-in validation
required (*)
email/url/tel/number formats
file type/size
acceptance checked