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34 lines
1.1 KiB
34 lines
1.1 KiB
<!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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<title>localStorage</title> |
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</head> |
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<body> |
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<h2>localStorage</h2> |
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<button onclick="saveData()">点击保存一个数据</button><br/> |
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<button onclick="readData()">点击读取一个数据</button><br/> |
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<button onclick="deleteData()">点击删除一个数据</button><br/> |
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<button onclick="deleteAllData()">点击清空数据</button><br/> |
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<script type="text/javascript"> |
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let p = {name:'测试' , age:18} |
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function saveData() { |
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localStorage.setItem('msg', 'Hello!!') |
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localStorage.setItem('msg2', 666) |
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localStorage.setItem('person', JSON.stringify(p)) |
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} |
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function readData() { |
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console.log(localStorage.getItem('msg')) |
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console.log(localStorage.getItem('msg2')) |
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console.log(JSON.parse(localStorage.getItem('person'))) |
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console.log(localStorage.getItem('msg3')) |
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} |
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function deleteData() { |
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localStorage.removeItem('msg') |
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} |
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function deleteAllData() { |
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localStorage.clear() |
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} |
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</script> |
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</body> |
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</html> |