parseTime

parseTime.js

function parseTime(time){
 time = time.split(/(\,([ ]*and[ ]*)?|\;)/g);
 var ms = 0;
 for(var i = 0; i < time.length; i++){
  var measure = time[i].trim();
  switch(true){
   case measure.search(/years?$/)>=0: ms+=parseFloat(measure, 10)*1000*60*60*24*365; break;
   case measure.search(/months?$/)>=0: ms+=parseFloat(measure, 10)*1000*60*60*24*30; break;
   case measure.search(/weeks?$/)>=0: ms+=parseFloat(measure, 10)*1000*60*60*24*7; break;
   case measure.search(/days?$/)>=0: ms+=parseFloat(measure, 10)*1000*60*60*24; break;
   case measure.search(/hours?$/)>=0: ms+=parseFloat(measure, 10)*1000*60*60; break;
   case measure.search(/minutes?$/)>=0: ms+=parseFloat(measure, 10)*1000*60; break;
   case measure.search(/seconds?$/)>=0: ms+=parseFloat(measure, 10)*1000; break;
   case measure.search(/milliseconds?$/)>=0: ms+=parseFloat(measure, 10)*1; break;
  }
 }
 return ms;
}