Applet delete multi-map

　　　　　　　　　　　　　　<view class="weui-cell">
                            <view class="weui-cell__bd">
                                <view class="weui-uploader">
                                    <view class="weui-uploader__hd">
                                        <view class="weui-uploader__title">当前设备照片</view>
                                        <view class="weui-uploader__info">{{current.length}}/3</view>
                                    </view>
                                    <view class="weui-uploader__bd">
                                        <view class="weui-uploader__files" id="uploaderFiles">
                                            <block wx:for="{{current}}" wx:key="*this">
                                                <view class="weui-uploader__file" bindlongpress="currentDelImg" data-index="{{index}}">
                                                    <image class="weui-uploader__img" src="{{item}}" id="{{item}}" bindtap="currentPreviewImage" mode="aspectFill" />
                                                </view>
                                            </block>
                                        </view>
                                        <view class="weui-uploader__input-box" wx:if="{{current.length < 3}}">
                                            <view class="weui-uploader__input" bindtap="currentChooseImage"></view>
                                        </view>
                                    </view>
                                </view>
                            </view>
                        </view>

/ * Remove image * / 
    currentDelImg: function (E) {
         var that = the this ;
         var Current = that.data.current;
         var index = e.currentTarget.dataset.index; // get the current picture press subscript 
        wx.showModal ({ 
            title: 'prompt' , 
            Content: 'you sure you want to delete this picture?' , 
            Success: function (RES) {
                 IF (res.confirm) { 
                    console.log ( 'click determined' ); 
                    current.splice (index , 1); 
                } The else  IF (res.cancel) { 
                    the console.log ( 'click the Cancel' );
                     return  to false ; 
                } 
                that.setData ({ 
                    Current 
                }); 
            } 
        }) 
    }

 

Reproduced in: https: //www.cnblogs.com/zjj1990/p/11065012.html