dart 命名规范

1.类型 首字母大写 譬如

abstract class Shape

2.变量 驼峰式命名，首字母小写

class Article {

String headUrl;

String user;

String action;

String time;

String title;

String mark;

String imgUrl;

int agreeNum;

int commentNum;

Article(this.headUrl, this.user, this.action, this.time, this.title, this.mark, this.agreeNum, this.commentNum, {this.imgUrl});

}