摘要： Math.guid = function(){ return 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxx'.replace(/[xy]/g, function(c){ var r = Math.random()*16|0 , v = c == 'x' ? r : (r&0x3|0x8); return v.toString(16); }).toString();}f9a2f2f8-e435-4feb-945c-e375dd0b6be 阅读全文