<!DOCTYPE html><html><head><meta charset="utf-8"><title>菜鸟教程(runoob.com)</title></head><body><p> ???有两种方式可以访问对象属性:</p><p>你可以使用 .property 或 ["property"].</p><p id="demo"></p><script>var person = { ???firstName : "John", ???lastName : "Doe", ???id : 5566};document.getElementById("demo").innerHTML = ???person["firstName"] + " " + person.lastName;</script></body></html>
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<!DOCTYPE html>
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<html>
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<head>
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<meta charset="utf-8">
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<title>菜鸟教程(runoob.com)</title>
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</head>
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<body>
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<p>
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?有两种方式可以访问对象属性:
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</p>
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<p>
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你可以使用 .property 或 ["property"].
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</p>
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<p id="demo"></p>
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<script>
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var person = {
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?firstName : "John",
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?lastName : "Doe",
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?id : 5566
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};
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document.getElementById("demo").innerHTML =
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?person["firstName"] + " " + person.lastName;
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</script>
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</body>
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</html>
JS两种方式访问对象属性
原文地址:https://www.cnblogs.com/lcs-java/p/8468651.html