34 lines
808 B
HTML
34 lines
808 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>Document</title>
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<script>
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function say(){
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alert("你好")
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}
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</script>
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</head>
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<body>
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<button onclick="say()">say</button>
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<div>
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<button class="says">say1</button>
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</div>
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<div>
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<button class="say2">say2</button>
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</div>
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<script>
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var mouse=document.getElementsByClassName('says')[0]
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mouse.onclick=function(){
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alert('nihao')
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}
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var mouse1=document.getElementsByClassName('say2')[0]
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mouse1.addEventListener("click",function(){alert("hello")})
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</script>
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</body>
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</html> |