24 lines
684 B
HTML
24 lines
684 B
HTML
<!DOCTYPE html>
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<html lang="zh">
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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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<link rel="stylesheet" href="" />
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<title>如何响应鼠标点击事件</title>
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</head>
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<body>
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<h1>如何响应鼠标点击事件</h1>
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<h2>作者：赵海洋</h2>
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<div>
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<button onclick="counter.innerText = Number(counter.innerText) - 1">
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➖
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</button>
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<var id="counter" title="counter">0</var>
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<button onclick="counter.innerText = Number(counter.innerText) + 1">
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➕
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</button>
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</div>
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</body>
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</html>
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