35 lines
1.1 KiB
HTML
35 lines
1.1 KiB
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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</head>
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<body>
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<select name="" id="">
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<option value="null">-请选择搜索引擎-</option>
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<option value="https://www.baidu.com/s?wd=">百度</option>
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<option value="https://www.google.com.hk/search?q=">谷歌</option>
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<option value="https://www.so.com/s?q=">360搜索</option>
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</select>
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<input type="text" placeholder="输入关键字">
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<button>搜索</button>
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</body>
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<script>
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var button = document.querySelector("button"),
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searchKeyWord = document.querySelector("input"),
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select = document.querySelector("select");
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button.onclick = function () {
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var youSelect = select.selectedOptions[0].value;
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if (youSelect == "null") {
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alert("请选择搜索引擎")
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} else {
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open(`${youSelect}${searchKeyWord.value}`)
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}
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}
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</script>
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</html> |