Lets Get Technical

1
Lets Get Technical
Session 02
2
Lets Get Technical
Tonights agenda

• How (and where) to include
• Syntax
• Comments
• Variables
• Data types
• Arrays
• Operators
• Maybe? conditionals, looping

3
Getting Technical
The pros and cons of tonight
Going to learn a lot
Not going to apply directly
4
Including JavaScript
Weve gotta get it in somehow

• Inline (yeah, no)
• In the head
• Anywhere
• At the end

ltscript typetext/javascriptgt alert(Hello
World) lt/scriptgt
5
Syntax
Weve got rules you know

• Line breaks
• Semicolons

ltscript typetext/javascriptgt statement
another statement statement another
statement another lt/scriptgt
6
Comments
When used right

• Just enough
• Written for others

ltscript typetext/javascriptgt // single line
comment / multiple lines of
comments / lt/scriptgt
7
Variables
Cha, cha, cha, changes

• Declare it
• Naming conventions
• Data types

ltscript typetext/javascriptgt var my_mood
happy my_mood aight lt/scriptgt
8
Data Types
Come in all varieties

• Typing (weakly, strongly)
• Strings
• Numbers
• Booleans
• Arrays (associative arrays)

9
Operators
Putting two and two together

• Math with numbers
• Concatenation
• Shortcuts

10
Wrap Up
Off to a good start

• This is programming!
• A little boring, yeah
• Attention to details
• Next time more of the same