js textarea 回车

<textarea id="myTextarea"></textarea>

<script>
document.getElementById('myTextarea').addEventListener('keydown', function(event) {
    if (event.key === 'Enter') {
        event.preventDefault(); // 阻止默认行为
        // 执行你的特定操作
        console.log('Enter key pressed!');
    }
});
</script>

<form id="myForm">
    <textarea id="myTextarea"></textarea>
    <button type="submit">Submit</button>
</form>

<script>
document.getElementById('myTextarea').addEventListener('keydown', function(event) {
    if (event.key === 'Enter') {
        event.preventDefault(); // 阻止默认行为
        document.getElementById('myForm').submit(); // 提交表单
    }
});
</script>