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考虑节流、缓存。其实还可以上列表diff+定时清理缓存
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <meta http-equiv="X-UA-Compatible" content="ie=edge"> <title>auto complete</title> <style> bdi { color: rgb(0, 136, 255); } li { list-style: none; } </style> </head> <body> <input class="inp" type="text"> <section> <ul class="container"></ul> </section> </body> <script> function debounce(fn, timeout = 300) { let t; return (...args) => { if (t) { clearTimeout(t); } t = setTimeout(() => { fn.apply(fn, args); }, timeout); } } function memorize(fn) { const cache = new Map(); return (name) => { if (!name) { container.innerHTML = ''; return; } if (cache.get(name)) { container.innerHTML = cache.get(name); return; } const res = fn.call(fn, name).join(''); cache.set(name, res); container.innerHTML = res; } } function handleInput(value) { const reg = new RegExp(`\(${value}\)`); const search = data.reduce((res, cur) => { if (reg.test(cur)) { const match = RegExp.$1; res.push(`<li>${cur.replace(match, '<bdi>$&</bdi>')}</li>`); } return res; }, []); return search; } const data = ["上海野生动物园", "上饶野生动物园", "北京巷子", "上海中心", "上海黄埔江", "迪士尼上海", "陆家嘴上海中心"] const container = document.querySelector('.container'); const memorizeInput = memorize(handleInput); document.querySelector('.inp').addEventListener('input', debounce(e => { memorizeInput(e.target.value); })) </script> </html>
Originally posted by @lhyt in #141 (comment)
The text was updated successfully, but these errors were encountered:
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考虑节流、缓存。其实还可以上列表diff+定时清理缓存
Originally posted by @lhyt in #141 (comment)
The text was updated successfully, but these errors were encountered: