JavaScript/Java Script Objects.html at main · kishan80090/JavaScript · GitHub

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Object


<!DOCTYPE html>

<html>
<head>
<meta charset="UTF-8">
<title>Java Script Objects</title>
<script>
var book= {
name: "Basic C",
subject: "C",
price: 50
//discountedprice:function(){return this.price-10;};
};
function f()
{
document.getElementById("txtBookName").value=book.name;
document.getElementById("txtSubject").value=book['subject'];
document.getElementById("txtPrice").value=book.price;
// alert(book.discountedprice());
}
function f1()
{
book.name= document.getElementById("txtBookName").value;
book['subject']= document.getElementById("txtSubject").value;
book.price= document.getElementById("txtPrice").value;

}
</script>
</head>
<body>
Book Name<input type="text" id="txtBookName"/>
<br/>
Subject<input type="text" id="txtSubject"/>
<br/>
Price<input type="text" id="txtPrice"/>
<br/>
<input type="button" onclick="f()" value="Find"/>
<input type="button" onclick="f1()" value="Set"/>
</body>
</html>


Object with function

<!DOCTYPE html>
<html>
<body>

<p id="data"></p>

<script>

var book = {
name: "Basic C",
subject : "C",
price : 500,
discountedPrice : function() { return this.price-10;}
};

document.getElementById("data").innerHTML =book.discountedPrice();
</script>

</body>
</html>


Object Array


<!DOCTYPE html>

<html>
<head>
<meta charset="UTF-8">
<title>Java Script Objects</title>

</head>
<body>
Book Name<input type="text" id="txtBookName"/>
<br/>
Subject<input type="text" id="txtSubject"/>
<br/>
Price<input type="text" id="txtPrice"/>
<br/>
Discounted Price<input type="text" id="txtDiscountedPrice"/>
<br/>
<input type="button" onclick="next()" value=">>"/>
</body>
<script>
var book= [{
name: "Basic C",
subject: "C",
price: 50,
discount: 10,
discountedPrice : function() { return (100.0-this.discount)* this.price/100;}
},
{name: "Basic C++",
subject: "C++",
price: 70,
discountedPrice : function() { return this.price-10;}
}
];
var i=0;
var n=book.length;
function next()
{
document.getElementById("txtBookName").value=book[i].name;
document.getElementById("txtSubject").value=book[i]['subject'];
document.getElementById("txtPrice").value=book[i].price;
document.getElementById("txtDiscountedPrice").value=book[i].discountedPrice();
if(i<n-1)
i++;
}
next();
</script>
</html>