//html中的回车键会生产空格，因为各个浏览器的默认不一致，如果要空格的话尽量用转移符 来代替<br /><!DOCTYPE html><html lang="en"><head><meta charset="UTF-8"><title>Document</title><style type="text/css">p{ font-size: 0px;}span{ font-size: 14px;}</style></head><body><p><span>首页</span><span>首页</span><span>首页</span><span>首页</span></p></body></html>
