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  • JavaScript数组

    1.创建一个空数组:

    第一种方法:

    var str = new Array();

    第二种方法:

    var str = [];

    为数组赋值:

    str[0] = 111;

    str[1] = 222;

    2.创建一个有内容的数组:

    var str = ["aa", "bb", "cc"];

    遍历数组:

    for (var i = 0; i < str.length; i++) {
      alert(str[i]);
    }

    3.创建一个键值对数组:

    var ss = { Name: "Tom", Age: 18 };

    alert(ss.Name);

    4.创建一个对象数组并遍历:

    var str = [{ Name: "Tom", Age: 18 }, { Name: "AA", Age: 16 }, { Name: "BB", Age: 66 }];
    for (var i = 0; i < str.length; i++) {
      var person = str[i];
      alert(person.Name + "|" + person.Age);
    }

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  • 原文地址:https://www.cnblogs.com/genesis/p/5059227.html
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