📄 array对象应用.html
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<html><HEAD><TITLE>数组对象</TITLE>
<script>
function UpdateInfo(WhichBook)
{
document.BookForm.currbook.value=WhichBook;
document.BookForm.BookTitle.value=this.Title;
document.BookForm.BookPublisher.value=this.Publisher;
document.BookForm.BookAmount.value=this.Amount;
}
function Book(title,publisher,amount)
{
this.Title=title;
this.Publisher=publisher;
this.Amount=amount; //属性成员
this.UpdateInfo=UpdateInfo; //方法成员
}
</script>
</HEAD>
<body>
<script>
var Books=new Array();
Books[0]=new Book("语文","少年儿童出版社",10000);
Books[1]=new Book("数学","高等教育出版社",5000);
Books[2]=new Book("普通物理","高等教育出版社",3000);
Books[3]=new Book("计算机基础","清华大学出版社",2000);
</script>
<h2 align=center>共有四本书,可选择查看其信息</h2>
<form name="BookForm">选择当前所显示的书:
<input type=button value="A书" onClick="Books[0].UpdateInfo('A书')">
<input type=button value="B书" onClick="Books[1].UpdateInfo('B书')">
<input type=button value="C书" onClick="Books[2].UpdateInfo('C书')">
<input type=button value="D书" onClick="Books[3].UpdateInfo('D书')"><br><br>
当前书:<input type="text" name="currbook" value="A书"><br><br>
书名:<input type="text" name="BookTitle" value="语文"><br><br>
出版社:<input type="text" name="BookPublisher" value="少年儿童出版社"><br><br>
印数:<input type="text" name="BookAmount" value="10000">
</form>
</body>
</html>
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