4 thoughts on “ HTML5 input type=number and decimals/floats in Chrome ” Richard Moore March 3, 2012 at 8:25 pm Interestingly without the hack of using ‘any’ that would imply that only rational numbers are officially a Decimal Number with maximum up to two decimal places validation using Data Annotations on Client Side in ASP.Net MVC Razor. Like with the number input type, you should supply a pattern for browsers that don’t support this input type. HTML5 Form Validation のカスタマイズ « GirlieMac! Input values are handled with a min and max range validation as well as decimal validation. The Required attribute indicates that a property must have a value; in this sample, a movie has to have values for the Title , ReleaseDate , Genre , and Price properties in order to be valid. the format that the number is stored on your underlying object. Les attributs min et max Ces deux attributs permettent de limiter le nombre dans un intervalle défini. 要素のmin属性とmax属性を指定すると、 数値型や日付型の入力欄で入力できる最小値と最大値を指定することができます。 HTMLソース