[ '12:46:28', '12:46:32', '12:47:22', '12:46:57' ] get min in javascript code example
Example: string date to date in javascript
var ts = '1471793029764';
ts = Number(ts); // cast it to a Number
var date = new Date(ts); // works
var invalidDate = new Date('1471793029764'); // does not work. Invalid Date