<div> <textarea type="text" placeholder="测试高度自适应" id="testHeight" style="height:1em"></textarea> </div> <script type="text/javascript"> var testHeight = document.querySelector('#testHeight') testHeight.addEventListener('input', (e) => {
testHeight.style.height = '1em'; testHeight.style.height = e.target.scrollHeight + 'px'; }); </script>
textarea实现高度自适应
发布时间 2023-05-30 16:02:46作者: 西瓜南瓜哈密瓜