// 节流函数 const delay = (function() { let timer = 0; return function(callback,ms) { clearTimeout(timer); timer = setTimeout(callback,ms); }; })(); export default { name: 'search',data() { return { title: '',search:[] }; },watch: { //watch title change title() { delay(() => { this.fetchData(); },300); },},methods: { async fetchData(val) { const res = await this.fetch({ url: '写上你的URL',method: 'GET',params: { title: this.title },}); this.search = res.data.list; },mounted() {},};