2月25日,三星电子和韩国电信公司SKTelecom计划在全球移动通信大会(MWC)上展示其5G技术。三星电子和SK电信的5G数据速度达到每秒7.5GB,并希望在2020年左右在韩国正式推出5G服务。
I am wondering what 开发者_开发问答is the difference between $this->name and $this->$name? Also does $this have to be strictly named this or can it be anything?$this is a reserved variable name