how to set hours,minutes to my date

Question

i am trying to set hours,minutes and seconds but not able to do please help on this.

 

input:  07/21/2017 

 

here input mean :currValue="07/21/2017 " 

 

my current code is:

var today = new Date(currValue);

var myToday = new Date(today.getFullYear(), today.getMonth(), today.getDate(), today.setHours(0), today.setMinutes(0));

 

output: 07/21/2017 06:32:56 AM