<button id="btn1">按钮1</button>
<button id="btn2">按钮2</button>
<button id="btn3" onclick="demo()">按钮3</button>
<script type="text/javascript">
const btn1 = document.getElementById('btn1')
const btn2 = document.getElementById('btn2')
btn1.addEventListener('click', ()=> {
alert('按钮1被点击了')
})
btn2.onclick = ()=> {
alert('按钮2被点击了')
}
function demo() {
alert('按钮3被点击了')
}
</script>
javascript 点击事件绑定
geekymv 发表于:2024-08-11 23:12:53 阅读数:551