Is there a microdata tag to designate whether a value is a number, string, or bool?
The Microdata specification only differs between these types of values, which get derived from the HTML5 markup: item (if an element has an itemprop and an itemscope attribute) absolute URL (if the itemprop is specified on an URL property element like a, video etc.) datetime (if the itemprop is specified on a time element) string, … Read more