var i=0;
while(i++ <10){ document.write(i +",");}; //1,2,3,4,5,6,7,8,9,10,
i已经递增为10了,为何document.write()还会再执行一次。不是应该1,2,3,4,5,6,7,8,9,吗?
var i=0;
while(i++ <10){ document.write(i +",");}; //1,2,3,4,5,6,7,8,9,10,
i已经递增为10了,为何document.write()还会再执行一次。不是应该1,2,3,4,5,6,7,8,9,吗?