lib/utils/stopwatch.js
function msDiff(t1, t2) {
  t1 = (t1[0] * 1e9 + t1[1]) / 1e6;
  t2 = (t2[0] * 1e9 + t2[1]) / 1e6;
  return Math.ceil((t1 - t2) * 100) / 100;
}
function msDiff(t1, t2) {
  t1 = (t1[0] * 1e9 + t1[1]) / 1e6;
  t2 = (t2[0] * 1e9 + t2[1]) / 1e6;
  return Math.ceil((t1 - t2) * 100) / 100;
}
function msDiff ( t1 , t2 ) { t1 = ( t1 [ 0 ] * 1e9 + t1 [ 1 ] ) / 1e6 ; t2 = ( t2 [ 0 ] * 1e9 + t2 [ 1 ] ) / 1e6 ; return Math . ceil ( ( t1 - t2 ) * 100 ) / 100 ; }
Retrieve difference in ms
@param {Array} t1
@param {Array} t2
@returns {Number}
Retrieve difference in ms