Form Validation using PHP


Today I’ll take it up a level and re-write that script using the if, else conditional and empty() function to include form validation.

Using an if, else conditional: if (condition) {do something} else { do this} , we can make certain fields of our form required that they be filled out. Let’s start by making a basic form with first name, last name, email and comments as our text inputs. Copy the following code into a text document then save and name it form.html:

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