动态 class 的创建

JS：

if(issueList[x].priority == "1-Urgent"){
  issueList[x].priority = '紧急';
  issueList[x].statusColor = 'fa fa-circle-o urgentStatus';
}else if(issueList[x].priority == "2-High"){
  issueList[x].priority = '高';
  issueList[x].statusColor = 'fa fa-circle-o highStatus';
}else if(issueList[x].priority == "3-Medium"){
  issueList[x].priority = '中';
  issueList[x].statusColor = 'fa fa-circle-o mediumStatus';
}else if(issueList[x].priority == "4-Low"){
  issueList[x].priority = '低';
  issueList[x].statusColor = 'fa fa-circle-o lowStatus';
}else if(issueList[x].priority == "5-Undetermined"){
  issueList[x].priority = '待定';
  issueList[x].statusColor = 'fa fa-circle-o undeterminedStatus';
}else if(issueList[x].priority == "6-Advice"){
  issueList[x].priority = '建议';
  issueList[x].statusColor = 'fa fa-circle-o adviceStatus';

XTPL

<td><i class="{{statusColor}}"></i> {{priority}}</td>

CSS

.urgentStatus{
  color: #fe0000;
}

.highStatus{
  color: #ffa400;
}

.mediumStatus{
  color:#a2e2f7;
}

.lowStatus , .undeterminedStatus , .adviceStatus{
  color:#dddddd;
}