input number allow decimals code example
Example 1: input type that allows float number
<input type="number" step="0.01">
Example 2: input type=number 01
//How to make a number field with always 2 numbers displayed : 01, 02, 03 ...-->
<input id="" type="number" min="1" max="99" step="1" onchange="if(parseInt(this.value,10)<10)this.value='0'+this.value;" />