小程序中 image 控件设置图片的方式与方法

<image src="{{item.url?item.url:&#39;../../../images/ic_header.jpg&#39;}}"/>

/**

   * 图片加载错误

   */

  onLoadImageError:function(e){

    let errorurl = '../../../images/image_placeholder.png'

    let index = e.currentTarget.dataset.index   

    if (this.data.imageType == 1) {

          this.data.complaintPics[index] = errorurl     

          this.setData({

        complaintPics:this.data.complaintPics

      })

    }

  },