handlebars 多状态判断输出,html转义or不转义

问题:
当在handlebars模板遇到分状态status=1,2,3,4,5…显示不用的状态label或者按钮时怎么办?

比如这样

这里写图片描述

再比如这样

这里写图片描述

解决办法:
handlebars本身是没有办法的,只能借助handlebars的一个神奇功能:Helpers

1.模板:

<span class="export-text">
  {{checkStatus status exportName id}}
</span>

2.js:

Handlebars.registerHelper("checkStatus", function(status,text,id) {
  if(!text){
    text = "";
  }
  switch (status) {
    case 5:
      return new Handlebars.SafeString('<span class="label label-warning" style="margin-right: 5px;">已取消</span>' + text);
      break;
    case 4:
      return new Handlebars.SafeString('<span class="label label-success" style="margin-right: 5px;">已完成</span>' + text);
      break;
    case 3:
      return new Handlebars.SafeString('<span class="label label-primary" style="margin-right: 5px;">发送中</span>' + text + '<button type="button" class="btn btn-warning btn-xs export-cancel" data-id="'+id+'">取消</button>');
      break;
    case 2:
      return new Handlebars.SafeString('<span class="label label-primary" style="margin-right: 5px;">上传中</span>' + text + '<button type="button" class="btn btn-warning btn-xs export-cancel" data-id="'+id+'">取消</button>');
      break;
    case 1:
      return new Handlebars.SafeString('<span class="label label-primary" style="margin-right: 5px;">查询中</span>' + text + '<button type="button" class="btn btn-warning btn-xs export-cancel" data-id="'+id+'">取消</button>');
      break;
    case 0:
      return new Handlebars.SafeString('<span class="label label-primary" style="margin-right: 5px;">初始化</span>' + text + '<button type="button" class="btn btn-warning btn-xs export-cancel" data-id="{{id}}">取消</button>');
      break;
  }
});

html转义 or 不转义
1.模板中

♥ 当使用{{ }}时,转义,输出HTML字符串

♥ 当使用{{{ }}}时,不转义,输出HTML

2.Helpers中

♥ 当return '<div>safe string</div>' 时,转义,输出HTML字符串

♥ 当return new Handlebars.SafeString('<div>safe string</div>')时,不转义,输出HTML

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转载自blog.csdn.net/liuyuqin1991/article/details/79898601