<h2 style="Box-sizing: border-Box; font-weight: 500; line-height: 1.225; color: rgb(51,51,51); margin: 1.5em 0px 0.6em; font-size: 30px; padding-bottom: 0.3em; border-bottom: 1px solid rgb(238,238,238); white-space: normal;">vue模糊匹配，监听输入框内容改变

Meta charset="UTF-8">
    方法体
        methods:
            {
                getAnswer: _.debounce(
                    function () {
                        if (this.question.indexOf('?') === -1) {
                            this.answer = 'Questions usually contain a question mark. ;-)'
                            return
                        }
                        this.answer = 'Thinking...'
                        var vm = this
                        axios.get('https://yesno.wtf/api')
                            .then(function (response) {
                                console.log(response);
                                vm.answer = response.data.image;
                            })
                            .catch(function (error) {
                                vm.answer = 'Error! Could not reach the API. ' + error
                            })
                    },                    // 这是我们为判定用户停止输入等待的毫秒数
                    500
                )
            },        watch: {
            // 如果 `question` 发生改变，这个函数就会运行
            question: function (newQuestion, oldQuestion) {
                this.answer = 'Waiting for you to stop typing...'
                this.getAnswer()
            }
        }
    });