Language Basics

• <script> element
• defer
• async
• Language Basics
• Case-sensitivity
• Identifiers
• Comments
• Strict Mode
• Keywords And Reserved Words
• Variables
• Data Types
• JavaScript Data Types
• typeof Operator
• Undefined Type
• Null Type
• Boolean Type
• Boolean() casting function
• Number Type
• Decimal Literals
• Octal Literals
• Hexadecimal Literals
• Floating-Point Values
• Value range
• NaN and isNaN
• Number Conversions
• Number()
• parseInt()
• parseFloat()
• String Type
• Operators
• Increment/Decrement Operators
• Unary Plus and Minus
• Bitwise Not, And, Or,XOR
• Left shift, right shift, unsigned right shift
• Boolean Operators: NOT, AND, OR
• Multiply(*), Divide(/), Modulus(%), Add(+), Subtract(-)
• Relational Operator:<, >, >=, <=, ==, !=, ===, !==
• Conditional Operator (?)
• Assignment Operators
• Comma Operator
• Statement
• If
• do...while
• while
• for
• for each
• switch
• break
• continue
• with
• Function
• Function declaration and calling
• Function Arguments
• Type and scope of variables
• Primitive and reference values
• Determining Type: typeof vs instanceof
• Execution Context And Scope
• No Block-Level Scopes
• Variable Declaration with var
• Primitive wrapper class
• Error Handling

1. Introduction
2. Essential Types
3. DOM
4. JavaScript Reference
5. jQuery