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Accessing JavaScript Object Properties: How Many Ways?
An object property can be accessed in two ways. One is .property and the other is [property].
Syntax-1
Object.property;
Syntax-2
Object["property"];
For better understanding, lets' look at the following example.
In the following example an object called 'person' is defined and its properties were accessed in a dot notation.
Example
<html>
<body>
<script>
var person = {
firstname:"Ram",
lastname:"kumar",
age:50,
designation:"content developer"
};
document.write(person.firstname + " " + "is in a role of" + " " + person.designation);
</script>
</body>
</html>
Output
Ram is in a role of content developer
In the following example the properties of an object 'person' were accessed in bracket notation.
Example
<html>
<body>
<script>
var person = {
firstname:"Ram",
lastname:"kumar",
age:50,
designation:"content developer"
};
document.write(person['firstname']+ " " + "is in a role of" + " " + person['designation']);
</script>
</body>
</html>
Output
Ram is in a role of content developer
Updated on: 2020-06-29T11:33:58+05:30
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