微信小程序 全选和取消全选

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    define:true,
    total_num:"0",
    sc_object:[
      {
        sc_title:"嘻哈帮街舞",
        sc_imgsrc:"../../images/growup_img.png",
        sc_name:"嘻哈帮定制周年庆短袖",
        sc_detail:"红色-M号",
        sc_price:"188",
        sc_num:"1",
        sc_total:"188",
        state:0,
        editor_url:"../order_editor/order_editor"
       
      },
      {
        sc_title: "嘻哈帮街舞",
        sc_imgsrc: "../../images/growup_img.png",
        sc_name: "嘻哈帮定制周年庆短袖",
        sc_detail: "红色-M号",
        sc_price: "188",
        sc_num: "1",
        sc_total: "188",
        state: 0,
        editor_url: "../order_editor/order_editor"
      },
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        sc_title: "嘻哈帮街舞",
        sc_imgsrc: "../../images/growup_img.png",
        sc_name: "嘻哈帮定制周年庆短袖",
        sc_detail: "红色-M号",
        sc_price: "188",
        sc_num: "1",
        sc_total: "188",
        state: 0,
        editor_url: "../order_editor/order_editor"
      }
    ]
  },
  /**
   * 生命周期函数--监听页面加载
   */
  onLoad: function (options) {
  
  },
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      if(array[i].state==1){
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      if (num ==array.length){
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        this.setData({
          define:true
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      sc_object: this.data.sc_object,
      total_num:aa
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  },
  switchTab1: function (e) {
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    var num1=that.data.num1;
    define = !define;
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        array[i].state=0
      }else{
        array[i].state = 1
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      define: define,
      sc_object: this.data.sc_object,
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