IT Education PHP lesson 12 – Form validation part 1 By Magic Monk on Thursday, January 10, 2019 In this lesson we talk about how to make a form display an error message if the text field is empty. education programming steempress technology Previous Post Next Post Related Posts IT Education How to mark external emails in a different color (Outlook 365 conditional formatting) IT Education Outlook Office 365 – How to assign different colors to different senders’ e-mails IT Education Microsoft Word Ink button grayed out / missing fix (Wacom Tablet)