HTML5 input type number not working in firefox

Question

I am using HTML5 input type=number. Its working perfectly in Chrome browser, but its not working in Firefox and IE9.

I want to increment the quantity by

Answer 1

Note: The min attribute of the tag is not supported in Internet Explorer 9 and earlier versions, or in Firefox.

Note: The min attribute will not work for dates and time in Internet Explorer 10, since IE 10 does not support these input types.

Source: http://www.w3schools.com/tags/att_input_min.asp