问:
完成一个逻辑,点击一个按钮让按钮旁边的input输入框中写入'你好'
回答:
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>按钮点击输入文字</title>
<script>
function writeText() {
document.getElementById('myInput').value = '你好';
}
</script>
</head>
<body><input type="text" id="myInput">
<button οnclick="writeText()">点击我</button></body>
</html>
