原文出处：https://blog.csdn.net/memeda61/article/details/78491636
 

label: {
                normal: {
                    // formatter: '{a|{a}}{abg|}\n{hr|}\n  {b|{b}：}{c}  {per|{d}%}  ',
                    formatter: '{a|{b}}\n{hr|}\n{per|{d}%}',
                    rich: {
                        a: {
                            color: '#999999',
                            fontSize: 11,
                            lineHeight: 20,
                            align: 'center'
                        },
                        hr: {
                            width: '100%',
                            height: 0,
                            alien:'center'
                        },
                        per: {
                            color: '#000000',
                            align: 'center',
                            fontSize: 15,
                        }
                    }
                },
            },