watch: { // 如果 `question` 发生改变,这个函数就会运行 ,newQuestion改变时的值,
oldQuestion是没改变的值 question: function (newQuestion, oldQuestion) { this.answer = 'Waiting for you to stop typing...' this.debouncedGetAnswer() } },
watch: { // 如果 `question` 发生改变,这个函数就会运行 ,newQuestion改变时的值,
oldQuestion是没改变的值 question: function (newQuestion, oldQuestion) { this.answer = 'Waiting for you to stop typing...' this.debouncedGetAnswer() } },