User input validation is a critical part of any responsive HTML application.
This Framework contains its own user input validation mechanism which includes
both server- and clientside components. This section is about the serverside
validation mechanism. The cornerstone of it is the Validator interface. This
interface defines the minimum properties required for any SPHP framework based
A MapValidator is an aggregate of validators validating user inputs data provided
by HTML forms like the ones implementing HtmlForm. A MapValidator can validate
PHP's native arrays and just about any kind of Traversable data containing key value pairs.
MapValidator supports two ways of manipulating validators for named input data values.
By using PHP's array notation provided by the ArrayAccess interface
IMPORTANT! the offset key points to the corresponding offset in the data that is to be validated
By using chainable object oriented methods
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