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如何在不同的按钮中使用同一个点击事件并且能实现不同的效果

js基础

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

html:
                <button class="btn btn-warning" ng-click="online(x=1)">立即上线</button>
                <button class="btn btn-info" ng-click="online(x=2)">保存为草稿</button>
js:
$scope.online = function (x) {
        console.log(x);
        var Status;
        if(x == 1){
            Status = 2;
        }else{
            Status = 1;
        }
$http({
            method: "post",
            url: "/carrots-admin-ajax/a/u/article",
            params: {
                title: $scope.AddTitle,
                type: $scope.type,
                status: Status,
                industry: $scope.industry,
                content: editor.txt.text(),
                img:$scope.imgUrl,
                url: $scope.Addurl
            }
        }).then(function (res) {
            console.log(res);
            if (res.data.code == 0) {
                $state.go('backstagpe.list');
            }else if(res.data.code !=0){
                alert(res.data.message);
            }
        })

新增页面上传图片再删除后就不能上传图片了

file-upload

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

//上传图片
    var uploader = $scope.uploader = new FileUploader();
    uploader.url = '/carrots-admin-ajax/a/u/img/task';

    uploader.onSuccessItem = function(data,fileItem) {
        $scope.imageSrc1 = fileItem.data.url;
    };
    //删除图片
    $scope.remove = function () {
        $scope.imageSrc1 = undefined;
    };

<div class="form-group">
                    <label class="btn btn-primary" for="file2">选择文件</label>
                    <input id="file2"
                           style="display: none"
                           type="file"
                           nv-file-select
                           uploader="uploader"
                           multiple
                           ng-model="label2"
                    >
                    <img alt="配图预览" class="img-responsive" src="{{imageSrc1}}">
                    {{label2}}
                </div>

什么是HTTP协议

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

无