摘要：构建数组(Array)var a = new Array(); //创建Array对象var a = new Array;//创建Array对象var a = new Array(10); //创建Array对象，并指定数组中项的个数var a = new Array("a","b","c");//数组a,b,cvar a = ["a","b","c"];//数组a,b,cvar a =[["a","b","c"], 阅读全文