How to add & delete Object properties in JavaScript - JavaScript Tutorial 73

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Notes for You:: How to add & delete Object properties in JavaScript - JavaScript Tutorial 73

B) How to Add Properties to a JavaScript Object ?
- JavaScript objects are dynamic in nature. I.e. we can add properties to an object at run time.

Syntax:
OR
objectName["propertyName"] = value; // array notation
where:
- value can be a single data, an object, or a function

Example:
{
};
{
};

C) How to Delete Properties from a JavaScript Object ?
- JavaScript objects are dynamic in nature. I.e. we can delete properties from an object at run time.

Syntax:
OR
delete objectName["propertyName"]; // array notation

Example Code:

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Follow the link for next video:
JavaScript Tutorial 74 - How to Set or Get Object properties in JavaScript

Follow the link for previous video:
JavaScript Tutorial 72 - How to create Objects using Object constructor in JavaScript

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