This class can validate form values according to rules per input.

It can as arguments take an array of submitted form values via POST or GET and an array with lists of rules for the inputs to be validated.

The rules per input are defined as a single string separating different rules to apply using || character sequence.

Each rule is defined as a string with the rule name eventually followed by rule parameter values separated by a colon : .

Currently it supports the rules: required, minimum and maximum integer and dates, required file of image or other type, value in or not in a list, value is the same or different of another input, email, URL or IP value, regular expression match, existing or unique field value in MySQL database table.

If there are validation errors the class returns an array with the error messages.