37 lines
891 B
HTML
37 lines
891 B
HTML
<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<meta http-equiv="X-UA-Compatible" content="IE=edge">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>弹窗</title>
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<style>
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.none{
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width: 200px;
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}
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</style>
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</head>
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<body>
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<button>登录</button>
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<!-- <button onclick="baba()">登录</button> -->
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</body>
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<script>
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var button = document.querySelector("button")
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console.log(button);
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// function baba(){
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// alert(123)
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// }
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button.onclick = function () {
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// console.log(button.className);
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button.classList.toggle("none")
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// alert('123465')
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}
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// button.addEventListener('click',function(){
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// alert('123456')
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// })
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// button.addEventListener('click',function(){
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// alert('1999996')
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// })
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</script>
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</html> |