var x;var mycars = new Array();mycars[0] = "Saab";mycars[1] = "Volvo";mycars[2] = "BMW";for (x in mycars){console.log(mycars[x]);}程序的运行结果是？ A: SaabVolvoBMW B: Saab C: BMW D: 012
var x;var mycars = new Array();mycars[0] = "Saab";mycars[1] = "Volvo";mycars[2] = "BMW";for (x in mycars){console.log(mycars[x]);}程序的运行结果是？ A: SaabVolvoBMW B: Saab C: BMW D: 012
1