问题描述

我在实现时，需要点击下一题然后随机获取一道题并在本页面不动，只需要变换获取到的值，应该怎么实现

相关代码

// 请把代码文本粘贴到下方(请勿用图片代替代码)

{{item.questionTitle}}

{{items.questionSelect}}{{items.question}}

正确答案：{{item.answer}}

{{item.answerAnalysis}}

确定

下一题

data:{

isSelect: false,

questionList: [{

id: "",

questionTitle: "俗称“四不像”的动物是",

questions: [{

question: "麋鹿",

questionSelect: "A",

},

{

question: "羚羊",

questionSelect: "B",

},

{

question: "骡子",

questionSelect: "C",

},

{

question: "以上都不是",

questionSelect: "D",

},

],

answer: "A",

answerAnalysis: "俗称“四不像”的动物是麋鹿dfsdf会觉得合适机会的话都是当地时间"

// questionA:"麋鹿",

// questionB:"羚羊",

// questionC:"骡子",

// questionD:"以上都不是",

},

{

id: "",

questionTitle: "我国的国宝动物是",

questions: [{

question: "金丝猴",

questionSelect: "A",

},

{

question: "丹顶鹤",

questionSelect: "B",

},

{

question: "熊猫",

questionSelect: "C",

},

{

question: "以上都不是",

questionSelect: "D",

},

],

answer: "C",

answerAnalysis: "熊猫是我国宝，深受全世界人的喜爱"

// questionA:"麋鹿",

// questionB:"羚羊",

// questionC:"骡子",

// questionD:"以上都不是",

}

]

},

/**

* 生命周期函数--监听页面加载

*/

onLoad: function(options) {

id: parseInt(options.id)

},

selectAnswer: function(e) {

this.isSelect = true;

this.setData({

key: e.target.dataset.index

})

},

srue: function(e) {

let that = this;

// this.flag = true;

// this.flag = true;

if (this.isSelect == true) {

// debugger

this.setData({

showView: !that.data.showView

})

} else {

this.showView = true;

wx.showModal({

title: '提示',

content: '请选择答案',

success(res) {

if (res.confirm) {

console.log('用户点击确定')

} else if (res.cancel) {

console.log('用户点击取消')

}

}

})

}

},

nextQuestion: function() {

var that = this;

if (that.data.id < that.data.questionList.length - 1) {

this.setData({

id: that.data.id + 1

});

};

console.log(that.data.questionList.length,'jdffhjfhdhh')

},

你期待的结果是什么？实际看到的错误信息又是什么？