src/constraint/second.js
function(d) {
    return d.s || (d.s = later.date.getSec.call(d));
  }
function(d) {
    return d.s || (d.s = later.date.getSec.call(d));
  }
function ( d ) { return d . s || ( d . s = later . date . getSec . call ( d ) ) ; }
The second value of the specified date.

@param {Date} d: The date to calculate the value of
The second value of the specified date .