摘要: 有关web效率，有著名的14条规则，由yahoo性能效率小组所总结，并广为流传。业已出现相关插件（YSlow），针对具体网页按彼规则评分：Make Fewer HTTP RequestsUse a Content Delivery NetworkAdd an Expires HeaderGzip ComponentsPut CSS at the TopMove Scripts to the BottomAvoid CSS ExpressionsMake JavaScript and CSS ExternalReduce DNS LookupsMinify JavaScriptAvoid Red阅读全文