Introduction to
ahmedgmurtaza
slides.com/ahmedmurtaza
codepen.io/ahmedgmurtaza
codesandbox.io/u/Ahmedgmurtaza
Ahmed Murtaza
@ahmedgmurtaza
Table of content
- Constants
- Scoping
- Arrow function
- Template literal
- Rest parameter & Spread operator
- Modules
- Classes
{ }
Constants
- also known as immutable variables
- content can be modified in case of Objects and Arrays
Constants with primitive data types
Constants
Primitive data types
Constants with object & Arrays
Constants
Object
Array
Scoping
- hoisting does not subject for let & const declarations
- Block scoped variables
- Block scoped functions
Block scoped variables
{ }
Scoping
Block scoped variables
Block scoped functions
Scoping
Block scoped functions
ES6
ES5
Arrow function
Expression & statement body
=>
Arrow function
lexical this
Expression
Statement
Arrow function
lexical 'this'
Template Literals
${`Hi!`}
New
Old
Rest parameter
...args
Spread operator
aggregating arguments in single parameter
Spread operator
[...args]
iterable collection of elements
Modules
Classes
inheritance
Classes
Inheritance
Tools
Babeljs
use it to compile next generation javascript code
