27 lines
554 B
HTML
27 lines
554 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>事件冒泡</title>
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</head>
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<body>
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<div class="main">
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<h2>你好</h2>
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</div>
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</body>
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<script>
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document.querySelector(".main").onclick = function () {
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alert("main")
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}
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document.querySelector(".main h2").onclick = function (e) {
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e.stopPropagation();
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alert("h2")
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}
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</script>
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</html> |