Events in JavaScript Assignment Help
Events in JavaScript
Events are happenings which can be associated with Javascripting. Examples for events are mouse clicks, mouse over, mouse drag, page load etc.,
Javascript has the flexibility to couple Javascript program with events to construct interactive and valid web pages.
In object oriented environment events belong to DOM level 3. Moreover HTML elements are considered as objects those are associated with events.
Generically, based on the place where the event takes place, events can be classified into different categories.
Events
- Window based events
- Form based events
- Keyboard based events
- Mouse based events
- Drag based events
- Media based events
- Clipboard based events
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Each category of events consist various attribute. Example for mouse based events has different attributes like mouse click, mouse double click, mouse over, mouse down, mouse out etc.,. These attributes are actions associated with mouse Javascript will be executed When these actions taken place.
Example for onclick mouse event
![Javascript Events Javascript events img1](https://www.assignmenthelp.net/webimg/ahp/javascript-assignment-help/java-script-events-img1.jpg)
Example for onkeydown keyboard event
![Javascript Events Javascript events img2](https://www.assignmenthelp.net/webimg/ahp/javascript-assignment-help/java-script-events-img2.jpg)
- Namespaces
- Preprocessor Directives
- Regular Expressions
- Exception Handling
- File I/O
- Attributes
- Reflection
- Properties
- Indexers
- Delegates
- Events
- Collections
- Generics
- Anonymous Methods
- Unsafe Code
- Multithreading
- Variables Declarations
- Build In Types
- Operators
- Unary Operators
- Binary Operators
- Array Operations